Round|Lab Grown|GIA

12.75ct F VS2 Round Lab Grown Diamond

EX • F/VS2 • GIA 5476896297

Certificate GIA 5476896297

Diamond specifications and retailer prices

From £6,389 GBP

$8,560 USD

As of October 29, 2026

Save £13,098 GBP (67%) vs most expensive(unlock to see where)

13 retailers carry this diamond

Most expensive: £19,487 GBP at Brilliant Earth · As of October 31, 2026

View at Brilliant Earth

About this 12.75ct lab-grown round diamond

This 12.75ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5476896297. Listed at 13 retailers as of October 29, 2026, with prices from £6,389 to £19,487, a £13,098 spread on the same certified stone. Brilliant Earth lists it at £19,487. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.75

Carat

Colour

VS2

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

Crown angle34°

Pavilion angle40.8°

OriginLab Grown

Grading LabGIA

CertificateGIA 5476896297

Dimensions15.21 × 15.18 × 9.11 mm

L/W Ratio1.00

Star length50%

Lower girdle75%

View GIA Report →View Loupe360 Video →

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 5476896297

Side View

Caratlytics Score

How it works →

B+

Very Good

Strong quality and value balance

Unlock full score analysis

See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29

Current: £19,487 GBP|Low: £6,192 GBP|High: £40,250 GBP|Avg: £12,903 GBP|-2.8%

Brilliant Earth

Retailer 2

Retailer 3

Retailer 4

Retailer 5

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Retailer 7

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Retailer 10

Retailer 11

Retailer 12

Retailer 13

Retailer 14

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Retailer 18

November 1, 2026

Retailer 17£6,389 GBP

Retailer 4£6,645 GBP

Retailer 12£6,948 GBP

Retailer 7£7,184 GBP

Retailer 5£7,224 GBP

Retailer 11£8,068 GBP

Retailer 18£8,068 GBP

Retailer 13£8,243 GBP

Retailer 14£8,493 GBP

Retailer 15£8,574 GBP

Retailer 3£9,200 GBP

Retailer 9£12,148 GBP

Retailer 2£12,823 GBP

Retailer 6£13,053 GBP

Retailer 10£19,398 GBP

Brilliant Earth£19,487 GBP

Retailer 8£26,385 GBP

Retailer 16£39,869 GBP

22 data points across 18 retailers

13 retailers£6,389 GBP to £19,487 GBP

B+

Cheapest Retailer

£6,389 GBP

$8,560 USD

B+

Retailer 2

£6,645 GBP

$8,903 USD

View

Retailer 3

£6,948 GBP

$9,310 USD

View

Price last confirmed 7 days ago

B+

Retailer 4

£7,224 GBP

$9,680 USD

View

Final sale: no returns

Retailer 5

£8,068 GBP

$10,810 USD

View

B+

Retailer 6

£8,068 GBP

$10,810 USD

View

B+

Retailer 7

£8,243 GBP

$11,045 USD

View

Retailer 8

£8,493 GBP

HK$88,900 HKD

View

Retailer 9

£8,574 GBP

$11,488 USD

View

Retailer 10

£9,200 GBP

$12,327 USD

View

Retailer 11

£12,823 GBP

A$26,433 AUD

View

Most Expensive

Brilliant Earth

15271062Y · Oct 31

£19,487 GBP

$26,110 USD

View

11 more retailers have this diamond

Prices start from £6,389 GBPSave up to £13,098 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

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B+

12.75ct Round

£6,389 GBP