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Oval|Lab Grown|GIA

6.37ct I VS1 Oval Lab Grown Diamond

I/VS1 • GIA 1479996100

Certificate GIA 1479996100

Diamond specifications and retailer prices

From £4,120 GBP
$5,520 USD
As of October 30, 2026
Save £828 GBP (17%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £4,948 GBP at Kay Jewelers · As of October 30, 2026
View at Kay Jewelers

About this 6.37ct lab-grown oval diamond

This 6.37ct lab-grown oval sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included) and certified by GIA 1479996100. Listed at 2 retailers as of October 30, 2026, with prices from £4,120 to £4,948, a £828 spread on the same certified stone. Kay Jewelers lists it at £4,948. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.37
Carat
I
Colour
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1479996100
Dimensions15.41 × 10.32 mm
L/W Ratio1.49
Top View
15.41 mm10.32 mm6.37 ctI / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1479996100
Side View
Table 60.0%CrownGirdle: THN-STKPavilionCulet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £4,948 GBP|Low: £3,441 GBP|High: £4,948 GBP|Avg: £4,161 GBP|+19.7%
Kay Jewelers
Retailer 2
October 30, 2026
Retailer 2£4,120 GBP
Kay Jewelers£4,948 GBP

4 data points across 2 retailers

2 retailers£4,120 GBP to £4,948 GBP

B
Cheapest Retailer
-
£4,120 GBP
$5,520 USD
Most Expensive
C
Kay Jewelers
249406407 · Oct 30
£4,948 GBP
$6,630 USD
View
1 more retailer has this diamond
Prices start from £4,120 GBPSave up to £828 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.

B
6.37ct Oval
£4,120 GBP