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Oval|Lab Grown|IGI

1.51ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG818625504

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG818625504

Diamond specifications and retailer prices

From $263 SGD
$206 USD
As of November 1, 2026
Save $1,047 SGD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,311 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 LG818625504 or 818625504. Listed at 15 retailers as of November 1, 2026, with prices from $263 to $1,311, a $1,047 spread on the same certified stone. MOH London lists it at $1,311. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818625504
Dimensions9.11 × 6.52 × 3.83 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.11 mm6.52 mm1.51 ctH / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG818625504
Side View
Table 63.0%Crown 34.9°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 58.7%

Caratlytics Score

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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: $1,311 SGD|Low: $253 SGD|High: $2,123 SGD|Avg: $747 SGD
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
November 1, 2026
Retailer 11$263 SGD
Retailer 12$295 SGD
Retailer 3$306 SGD
Retailer 6$327 SGD
Retailer 13$327 SGD
Retailer 9$439 SGD
Retailer 2$565 SGD
Retailer 14$565 SGD
Retailer 5$629 SGD
Retailer 4$751 SGD
Retailer 15$1,051 SGD
Retailer 10$1,055 SGD
Retailer 7$1,120 SGD
Retailer 8$1,304 SGD
MOH London$1,311 SGD

28 data points across 15 retailers

15 retailers$263 SGD to $1,311 SGD

A
Cheapest Retailer
-
$263 SGD
$206 USD
A
Retailer 2
-
$295 SGD
$231 USD
View
Final sale: no returns
A
Retailer 3
-
$306 SGD
$239 USD
View
A
Retailer 4
-
$327 SGD
$256 USD
View
Retailer 5
-
$327 SGD
$256 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$439 SGD
£270 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$565 SGD
ZAR 7,136 ZAR
View
B+
Retailer 8
-
$565 SGD
$442 USD
View
A
Retailer 9
-
$629 SGD
$492 USD
View
B+
Retailer 10
-
$751 SGD
$587 USD
View
B+
Retailer 11
-
$1,051 SGD
$822 USD
View
B
Retailer 12
-
$1,055 SGD
$825 USD
View
B
Retailer 13
-
$1,120 SGD
$876 USD
View
B
Retailer 14
-
$1,304 SGD
$1,020 USD
View
Most Expensive
B
MOH London
LG818625504 · Nov 1
$1,311 SGD
£807 GBP
View
14 more retailers have this diamond
Prices start from $263 SGDSave up to $1,047 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
$263 SGD