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Oval|Lab Grown|IGI

1.51ct H SI2 Oval Lab Grown Diamond

ID • H/SI2 • IGI LG445038950

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038950

Diamond specifications and retailer prices

From $1,074 SGD
$840 USD
As of October 29, 2026
Save $4,737 SGD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,811 SGD at MOH London · As of October 29, 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038950 or 445038950. Listed at 10 retailers as of October 29, 2026, with prices from $1,074 to $5,811, a $4,737 spread on the same certified stone. MOH London lists it at $5,811. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
H
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038950
Dimensions8.83 × 6.65 × 4.13 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.83 mm6.65 mm1.51 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038950
Side View
Table 56.5%Crown 34.4°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 62.1%

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: Oct 29
Current: $5,811 SGD|Low: $1,074 SGD|High: $5,858 SGD|Avg: $2,701 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4$1,074 SGD
Retailer 2$1,551 SGD
Retailer 8$1,687 SGD
Retailer 9$1,736 SGD
Retailer 5$1,799 SGD
Retailer 11$2,541 SGD
Retailer 6$2,852 SGD
Retailer 7$3,372 SGD
Retailer 10$3,447 SGD
Retailer 3$4,027 SGD
MOH London$5,811 SGD

17 data points across 11 retailers

10 retailers$1,074 SGD to $5,811 SGD

A
Cheapest Retailer
-
$1,074 SGD
$840 USD
B+
Retailer 2
-
$1,551 SGD
$1,213 USD
View
B+
Retailer 3
-
$1,687 SGD
$1,320 USD
View
B+
Retailer 4
-
$1,736 SGD
$1,358 USD
View
Final sale: no returns
Retailer 5
-
$1,799 SGD
$1,407 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$1,799 SGD
$1,407 USD
View
B
Retailer 7
-
$2,852 SGD
$2,231 USD
View
B
Retailer 8
-
$3,372 SGD
$2,638 USD
View
B
Retailer 9
-
$3,447 SGD
$2,696 USD
View
Most Expensive
B
MOH London
LG445038950 · Oct 29
$5,811 SGD
£3,579 GBP
View
9 more retailers have this diamond
Prices start from $1,074 SGDSave up to $4,737 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
$1,074 SGD