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Oval|Lab Grown|IGI

1.50ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG451056577

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG451056577

Diamond specifications and retailer prices

From $1,012 SGD
As of November 5, 2026
Save $4,298 SGD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,311 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451056577 or 451056577. Listed at 11 retailers as of November 5, 2026, with prices from $1,012 to $5,311, a $4,298 spread on the same certified stone. MOH London lists it at $5,311. 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

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056577
Dimensions8.77 × 6.54 × 4.05 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
8.77 mm6.54 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056577
Side View
Table 59.0%Crown 36°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 61.9%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $5,311 SGD|Low: $1,012 SGD|High: $5,389 SGD|Avg: $2,343 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 6$1,012 SGD
Retailer 5$1,429 SGD
Retailer 10$1,555 SGD
Retailer 11$1,598 SGD
Retailer 7$1,657 SGD
Retailer 12$1,657 SGD
Retailer 4$2,371 SGD
Retailer 2$2,450 SGD
Retailer 8$2,636 SGD
Retailer 9$3,107 SGD
Retailer 3$3,362 SGD
MOH London$5,311 SGD

41 data points across 12 retailers

11 retailers$1,012 SGD to $5,311 SGD

A
Cheapest Retailer
-
$1,012 SGD
A
Retailer 2
-
$1,429 SGD
View
A
Retailer 3
-
$1,555 SGD
View
A
Retailer 4
-
$1,598 SGD
View
Final sale: no returns
Retailer 5
-
$1,657 SGD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,657 SGD
View
B+
Retailer 7
-
$2,450 SGD
View
B
Retailer 8
-
$2,636 SGD
View
B
Retailer 9
-
$3,107 SGD
View
B
Retailer 10
-
$3,362 SGD
View
Most Expensive
B
MOH London
LG451056577 · Nov 5
$5,311 SGD
£3,263 GBP
View
10 more retailers have this diamond
Prices start from $1,012 SGDSave up to $4,298 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
1.50ct Oval
$1,012 SGD