# 5.51 Ct GII Certified Unheated Untreated Natural Ceylon Blue sapphire

**Product Description**

 **Gemstone Name** **:**

 Natural blue sapphire

 **Number of Pieces:**

 **1 Pc**

 **Weight:**

 **5.51 carat**

 **Gem Shape:**

 **oval mix**

 **Color:**

 **good blue**

 **Clarity:**

 **vvs 1**

 **Luster:**

 **EXCELLENT**

 **ORIGIN**

 **ceylon srilanka**

 **Measurement**

 **12/9/5 mm approx**

**Clarity Scale**

**IF**

**Extra Fine Quality. These gems have microscopic inclusions which are difficult to slightly difficult to see under a loupe with 10X magnification.**

**VVS1**

**Extra Fine Quality. Small pin-pricks are just visible to the scrutiny of the close nake eye. However, the beauty of the gem is not diminished in anyway**

**VVS2**

**Very Fine Quality. Small pin-pricks are just visible to the scrutiny of the close nake eye. However, the beauty of the gem is not diminished in anyway**

**VS1**

**Good Quality. Small pin-pricks and feathers are just visible to the scrutiny of the close nake eye. However, the overall beauty of the gem is still not diminished**

**VS2**

**Good Quality. These gems have inclusions which are fairly easy to see to the close naked eye. However the overall beauty of the gem is still high.**

**SI1-2**

**Good to the medium qualities. Included gems with internal features that range from eye visible to easily seen to the naked eye.**

**Opaque/Translucent**

**Highly included,Translucent**

## Details

- **Price:** 1000.0 INR
- **Vendor:** Venus Gems
- **Type:** jewelry and watches > loose diamonds and gemstones > loose gemstones
- **Tags:** birthstone, birthstone jewelry, blue gemstones, blue sapphire, ceylon sapphire, fine gems, fine jewelry, gemstone, gemstone jewelry, high quality, jewelry making, loose gemstones, luxury gems, luxury jewelry, natural gemstone, natural sapphire, oval cut, oval shape, precious stones, sold-gems, sri lanka origin, unheated sapphire, untreated gemstone, vvs clarity, vvs1 clarity

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 1000.00 INR | In stock |

## Images

- 5.51 Ct GII Certified Unheated Untreated Natural Ceylon Blue sapphire

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> Source: [Venus Gems](https://venusgems.com/products/5-55-ct-top-colour-untreated-natural-ceylon-blue-sapphire-aaa)
> Updated: 2026-09-29