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Oval|Lab Grown|IGI

1.51ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG778676085

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778676085

Diamond specifications and retailer prices

From $283 SGD
$221 USD
As of November 1, 2026
Save $1,119 SGD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,402 SGD at MOH London · As of November 1, 2026
View at MOH London

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778676085 or 778676085. Listed at 17 retailers as of November 1, 2026, with prices from $283 to $1,402, a $1,119 spread on the same certified stone. MOH London lists it at $1,402. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778676085
Dimensions9.41 × 6.17 × 3.87 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.41 mm6.17 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778676085
Side View
Table 56.0%Crown 38.2°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 62.7%

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 1
Current: $1,402 SGD|Low: $270 SGD|High: $1,416 SGD|Avg: $808 SGD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 3$283 SGD
Retailer 17$315 SGD
Retailer 14$327 SGD
Retailer 12$350 SGD
Retailer 7$352 SGD
Retailer 6$599 SGD
Retailer 11$604 SGD
Retailer 15$634 SGD
Retailer 16$770 SGD
Retailer 2$818 SGD
Retailer 10$935 SGD
Retailer 13$1,125 SGD
Retailer 8$1,138 SGD
Retailer 9$1,189 SGD
Retailer 4$1,192 SGD
Retailer 5$1,381 SGD
MOH London$1,402 SGD

33 data points across 17 retailers

17 retailers$283 SGD to $1,402 SGD

A
Cheapest Retailer
-
$283 SGD
$221 USD
A
Retailer 2
-
$315 SGD
$246 USD
View
Final sale: no returns
A
Retailer 3
-
$327 SGD
$256 USD
View
A
Retailer 4
-
$350 SGD
$274 USD
View
Retailer 5
-
$352 SGD
$275 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$599 SGD
$468 USD
View
A
Retailer 7
-
$604 SGD
ZAR 7,631 ZAR
View
A
Retailer 8
-
$634 SGD
$496 USD
View
B+
Retailer 9
-
$770 SGD
$602 USD
View
B+
Retailer 10
-
$818 SGD
A$984 AUD
View
B+
Retailer 11
-
$935 SGD
$731 USD
View
B+
Retailer 12
-
$1,125 SGD
$880 USD
View
B+
Retailer 13
-
$1,138 SGD
View
Retailer 14
-
$1,189 SGD
$930 USD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$1,192 SGD
$932 USD
View
B
Retailer 16
-
$1,381 SGD
$1,080 USD
View
Most Expensive
B
MOH London
LG778676085 · Nov 1
$1,402 SGD
£863 GBP
View
16 more retailers have this diamond
Prices start from $283 SGDSave up to $1,119 SGD

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
$283 SGD