104 'Corundum' For Sale in Singapore

- Gemstone: Natural Blue Sapphire - Shape: Cushion Cut - Carat Weight: 2.09 ct - Origin: Madagascar - Treatment: None (No Heat) - Certification: CGL Gemstone Report included - Ideal for: Jewelry making, investment piece

✦ One-of-one piece — only one available A rare vintage ring featuring a natural trapiche sapphire, set in solid 925 sterling silver. Trapiche sapphires are known for their distinctive radial growth patterns, formed naturally as the crystal develops. This stone displays a unique starburst-like structure in deep blue-grey tones, giving it a striking and almost organic symmetry. Unlike traditional faceted sapphires, this cabochon cut highlights the stone’s internal formation, making each piece entirely uniq

Selling a collection of gemstones, more listings coming! 2.50ct Octagonal Natural Corundum No heating Bluish Green 8.28mm x 6.00mm x 4.82mm Comes with Certificate of Authenticity $360 Feel free to meet up to inspect actual gemstones before purchase :)

🔥 Raw Ruby Corundum ➤ Pic 1 $30 | Pic 2 $40 | Pic 3 $50 | Pic 4 $60 ➤ Formation: Uncut Crystal Cluster / Matrix Specimen ➤ Keywords: Natural Raw Ruby, Red Corundum, Mineral Specimen, Collector’s Crystal, Untreated 🌋 Born from Fire & Pressure This is Ruby in its wildest, most primal form—jagged hexagonal crystals jutting from the earth like frozen droplets of dragon’s blood. Their deep crimson cores glow even in raw state, with some faces polished by nature herself into mirror-like terminations. Turn

- 1.05ct Padparadscha sapphire - Unheated gemstone - Round mixed cut - Includes gem identification report - Perfect for jewelry - Gives a very good red hue under UV light - Due to few natural inclusions selling at low price. - Lowest price guaranteed

- Genuine natural star purple sapphire - Certified by Gem's Lab - Oval cut, 2.85 ct - Dimensions: 9.55 x 7.13 x 4.90 mm - Origin: Sri Lanka - No heat treatment

Natural Ruby corundum estimated 7ct comes with ring alapaka super size 9 and certificate origin from Madagascar ( H)

Blue Sapphire Stone (Heated) -purchase receipt available, will be provided to buyer Weight: 1.26cts Shape: Oval, Brilliant / Step Cut Origin: Sri Lanka Lowballed will be ignored. (Possible for slight nego) My loss your gain Test report done at Nan Yang Gemological Institute

Natural Color Change Sapphire (Corundum) Nan yang cert Weight -11.00 cts view at Peninsula shopping centre 01-27a, 12-7pm Sunday closed

Natural Sapphire Corundum & Diamonds on 18K Gold Ring SKU: +192/D Untreated natural sapphire (corundum) stone with diamonds, encase in a 750 (18K) gold stamped ring Ring size: approx -9 Comes with Gemological Identification Laboratory (GIL) report. Please refer to GIL more detailed report.

Natural Raw Ruby Record Keeper Hexagonal Corundum 60mm*62mm*32mm 323.6 grams Origin: Madagascar Rubies emanate the pure Red Ray, is an increasingly powerful tool for stimulating the Root Chakra and bringing additional life force and vitality into your being. Ruby helps to release the physical imprint of past emotional trauma or physical abuse from the cellular record. Ruby is the stone of courage, helps to move you forward in the face of fear and inspires you to keep going. Stimulating to the flow of l

Beautiful natural purple Sapphire (Corundum) specimen from Vietnam displayed on an acrylic mineral base. This piece shows attractive lavender-purple sapphire material within the host rock, giving a unique natural texture and colour contrast. A nice cabinet display specimen for sapphire collectors and mineral enthusiasts. Mounted securely on an acrylic base for easy display. Details: • Mineral: Sapphire (Corundum) • Locality: Vietnam • Colour: Purple / Lavender • Display: Acrylic base mount • Condition: N

- Natural blue sapphire ring from Sri Lanka - Oval-shaped and transparent sapphire - Set in 22k (916) gold with diamond accents - Includes certificate of authenticity from Nan Yang Gemological Institute -Includes certificate of authenticity from Big Lab Research Ring 💍 size 24 / 65 total weight: 9.1 grams

- Certified natural ruby - Weight: 3.17 carats - Shape: Cushion cut - Color: Vivid red - Transparency: Transparent - No thermal enhancement - Origin: Mozambique - Certified by Nan Yang Gemological Institute

Natural Star Ruby (Corundum) with Silver Ring Size: 19 Colors: Purplish-Red Weight: 7.41 ct : Dimensions: 12.13 x 9.19 x 6.70mm Shape&Cut: Oval Cabochon Comment: H(c) Origin:Madagascar Box: RS01

Dimension: 6.76 x 6.72 x 5.81 mm Shape: square cushion Cutting style: Faceted Color (daylight): Blue (Deep Royal Blue) Transparency: Transparent Species: Corundum Gemstone report will be provided as well

Kashmir Sapphire Corundum Dimensions (mm) : 8.650 x 7.140 x 2.780mm Weight (cts) : 1.500 Treatment : No Treatment Shape : Oval Type : Faceted Clarity : VS All our gemstones are verbally confirmed by Singapore gemologists. Upon request we will provide certificates (Nan Yang) with additional charges $75 AM Gems Pte Ltd Working hours 11am to 6pm by appointment Entrepreneur Business Centre 18 Kaki Bukit Road 3 #03-13 Room 1 (lift 13) Singapore 415978

2mm beads

- Certified natural ruby gemstone - Includes gemstone report - Report details gemstone characteristics - Ideal for collectors and jewelry makers - 19.18 carats

18K/750 White Gold Black Corundum Width 12mm Made in Italy https://www.gucci.com/sg/en_gb/pr/jewellery-watches/gold-jewellery/gold-jewellery-for-women/icon-18k-thin-band-p-225985I19A18061?utm_medium=geolocation&utm_source=gucci-au&utm_campaign=overlay

Natural yellow sapphires unheated from srilanka limited stock 2pcs only big size and nice cut and colour and size hurry up

Pm me :Rusdan For Nago and good price H:phone : 98231418 Weight :0.86ct Dimension:6.22x5.50x2.19 Cuttting :Cabochon Shape :Oval Colour :Purplish Red Comment :No Heated Origin :Mozambique I have 10 piece Sold 2piece left 8piece....Each price $48 take all for promotion price

Price Drop LOVE AND PAMPER YOURSELF - Outstanding Beautiful Elegant Limited Edition One Pair Of Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 18K Diamond Earrings For Sales 一对杰出鲜艳夺目, 明晰卵形闪耀阶梯切割的自然红宝石(金刚砂)18K黄金钻石耳环,女士们的极品,最佳搭配, 走过路过千万不要错过, 喜欢的可以詢价商量哟 (Please type ‘ruby/diamond/earrings’ on my listings for more similar items) Photos 1-8 : Limited Edition One Pair Of Outstanding Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 18K Diamond Earrings 一对杰出鲜艳夺目, 明晰卵形

Price Drop LOVE AND PAMPER YOURSELF - Outstanding Beautiful Elegant Limited Edition One Pair Of Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 18K Diamond Earrings For Sales 一对杰出鲜艳夺目, 明晰卵形闪耀阶梯切割的自然红宝石(金刚砂)18K黄金钻石耳环,女士们的极品,最佳搭配, 走过路过千万不要错过, 喜欢的可以詢价商量哟 (Please type ‘ruby/diamond/earrings’ on my listings for more similar items) Photos 1-8 : Limited Edition One Pair Of Outstanding Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 18K Diamond Earrings 一对杰出鲜艳夺目, 明晰卵形

Natural Colour Change Sapphire from Madagascar mine . Pictures are magnified to a certain level . Refer to size . Gemstone : Sapphire( Corundum ) Weight : 1.16 carat Colour : Violet Blue under daylight Pink Purple under incandescent light Shape : Oval Size : 6.36 x 5.52 x 3.58 mm Clarity : Transparent Note : 1.0 carat = 0.2 gm Tag : blue sapphire , yellow sapphire ,

Top (left to right) 1) 26.75mm x 27mm x 20mm - $27.00 2) 33mm x 32.5mm x 22mm -$35.00 3) 34.4mm x 36.5mm x 23.7mm -$48.00 Meddle(left to right) 4) 31.6mm x 31.14mm x 20.6mm -$31.00 5) 32mm x 34.3mm x 18mm -$39.00 6) 27.3mm x 30mm x 15mm -$22.00 Bottom (left to right) 7) 29mm x 29mm x 19.6mm -$25.00 8) 32.7mm x 32.8mm x 17.3mm-$28.00 9) 24mm x 28mm x 13.3mm -$13.00 Code (22100501-9)

32.66cts. item description see cert old collection.

Ring Size : Free adjustable (Hong Gang Yu) Can pass diamond tester.

Natural Ruby Corundum Silver Ring Handmade Jewelry Womens Ring Gift chat if interested #Ruby #Corundum #Silver #Ring

SEMI-ROUND MIXED CUT 6.04CTS 11.14 x 10.98 x 6.05 mm GREENISH-YELLOW TO ORANGE 1.76-1.768 (U-) Transparent

Total of 22 cts , ring 10 Cts earrings two rubies =12 cts set in zirconia Natural no thermal enhancement Certified by NanYang Gemological Institute. Give your offer

Elegant natural sapphire from sri lanka 0.95ct , certified with cert, 6.56X4.98x3.48 mm. Avaialble in SG. Deep blue sapphire 0.63 and 0.77ct 2x $650 (for both) Yellow sapphire 0.95ct 1x $500 Pink pear shaped 0.73ct 1x$500 Pink oval shape 0.85ct 1x$500 All have the certificate.

BRAND NEW IN GOOD CONDITION RING SIZE IS 17/18 RING IS SILVER PRICE IS NEGO

Model 600/1500 Grit = $15.90 1000/4000 Grit =$16.90 1000/6000 Grit = $12.50 2000/5000 Grit = $12.90 Package/5PCS =$47 🔎【Specifications】 - Product Size: 180mm*60mm*30mm - Product Weight: 700g 🔴 BUYER PLEASE TAKE NOTE: 🔴 ☑️ We are a local seller 🙋🏻‍♂️ ☑️ All these items are ready stock in Singapore and it is not preorder. 🇸🇬 ☑️ Due to safety issues, we reject that we are unable to meet up or self collection. ☑️ But our shipping service is a express shipping which can

Product Description • Product Highlights Double-Sided Grit Options: 3000# rough grinding for quick repair and 8000# fine polishing to achieve ultra-sharp blades Premium White Corundum Material: High hardness, strong wear resistance, and self-sharpening ability for long-lasting efficient use Ergonomic Design: 18×6×3cm size with included silicone pad for stable, comfortable sharpening operation Versatile for All Users: Ideal for home cooks, cooking enthusiasts, and professional chefs to keep kniv

Natural Blue Sapphire (heated). NGI certified. Transparency: Transparent

- Natural Blue Sapphire - Cut: Cushion - Carat Weight: 3.04 ct - Origin: Madagascar - Treatment: Unheated (No indication of heating) - Certification: CGL Gemstone Report - Ideal for: Jewelry making, Investment

Selling a collection of gemstones, more listings coming! 1.56ct Natural Corundum - Natural Sapphire Octagonal Pink 8.57mm x 5.65mm x 2.75mm No Indications of Thermal Enhancement Origin: Madagascar Comes with Certificate of Authenticity $300 Feel free to meet up to inspect actual gemstones before purchase :)

- Natural Padparadscha sapphire - Gorgeous orange-pink color - Octagon/Radiant cut - Weight: 1.19 carats - Dimensions: 6.39x4.74x3.67mm - Includes gem identification report - Gives a beautiful red hue under UV light - Heated - Lowest price guaranteed

Natural Yellow Sapphire Loose stone 1.05ct diameter 6.86mmX6.10mmX2.36mm with cert origin from srilanka.

✨ One-of-a-kind piece — only one available A striking vintage statement ring featuring a natural white star sapphire (corundum) with visible asterism. The stone displays a soft luminous star under light, with a calm, milky translucence that gives it a quiet, understated presence. NGI certified with no indications of heat treatment (certificate included). This is a non-faceted cabochon gemstone — appreciated for its natural structure, internal silk, and the star effect formed within the stone. Details: •

Natural Ruby (Corundum) with Silver ring size: 24 Colors: Red Tranparency: Transparent Weight: 12.93 Ct Measurement: 18.14 x 11.08 x 5.73mm Shape &Cut: Cushion Facet Comment: H(c) Origin: Mozambique

LOVE AND PAMPER YOURSELF - Bright And Eye-Catching Limited Edition Large Great Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 750/18K Diamond Ring Suitable For All Occasions For Sales 鲜艳夺目, 明晰卵形闪耀阶梯切割的自然大型椭圆形红宝石(金刚砂)750/18K黄金钻石戒指女士们的极品,最佳搭配, 适合所有场合。走过路过千万不要错过, 喜欢的可以詢价商量哟 (Please type ‘ruby/diamond/ring’ on my listings for more similar items) Photos 1-10 : Bright And Eye-Catching Limited Edition Large Great Vivid Red Transparent Oval, Brilliant Step Cut Natural Ruby (Corundum) 750/18