# 6.51 Ct Untreated Natural Ceylon Blue sapphire Premium Colour A+

**Product Description**

 **Gemstone Name** **:**

 Natural blue sapphire heated

 **Number of Pieces:**

 **1 Pc**

 **Weight:**

 **6.51 ct**

 **Gem Shape:**

 **oval mix**

 **Color:**

 **deep blue**

 **Clarity:**

 **vvs**

 **Luster:**

 **EXCELLENT**

 **ORIGIN**

 **srilanka-ceylon**

 **Measurement**

 **11/5 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 gift, blue sapphire, ceylon sapphire, deep blue, deep blue sapphire, fine jewelry, fine quality, gem collector, gemstone collection, gemstone jewelry, loose gemstones, luxury gemstones, luxury gifts, natural gemstone, natural sapphire, oval cut, oval shape, precious stones, premium color, sold-gems, sri lanka, untreated sapphire, vvs clarity

## Variants

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

## Images

- 6.51 Ct Untreated Natural Ceylon Blue sapphire Premium Colour A+

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> Source: [Venus Gems](https://venusgems.com/products/6-51-ct-untreated-natural-ceylon-blue-sapphire-premium-colour-a)
> Updated: 2026-09-29