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Oval|Lab Grown|IGI

1.51ct G VVS1 Oval Lab Grown Diamond

ID • G/VVS1 • IGI LG845636711

Certificate IGI LG845636711

Diamond specifications and retailer prices

From £198 GBP
As of November 5, 2026
Save £1,187 GBP (86%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,384 GBP at Helzberg Diamonds · As of November 5, 2026
View at Helzberg Diamonds

About this 1.51ct lab-grown oval diamond

This 1.51ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG845636711 or 845636711. Listed at 5 retailers as of November 5, 2026, with prices from £198 to £1,384, a £1,187 spread on the same certified stone. Helzberg Diamonds lists it at £1,384. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG845636711
Dimensions9.17 × 6.41 × 3.96 mm
L/W Ratio1.43
Top View
9.17 mm6.41 mm1.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845636711
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £1,384 GBP|Low: £198 GBP|High: £1,384 GBP|Avg: £729 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 2£198 GBP
Retailer 3£410 GBP
Retailer 4£775 GBP
Retailer 5£876 GBP
Helzberg Diamonds£1,384 GBP

1 data point across 5 retailers

5 retailers£198 GBP to £1,384 GBP

A
Cheapest Retailer
-
£198 GBP
Final sale: no returns
A
Retailer 2
-
£410 GBP
View
B
Retailer 3
-
£775 GBP
View
B
Retailer 4
-
£876 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJMNHH · Nov 5
£1,384 GBP
$1,869 USD
View
4 more retailers have this diamond
Prices start from £198 GBPSave up to £1,187 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.

A
1.51ct Oval
£198 GBP