CaratHunter
Plans
Oval|Lab Grown|IGI

1.50ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG445039148

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445039148

Diamond specifications and retailer prices

From $1,168 SGD
As of November 5, 2026
Save $3,413 SGD (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,580 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445039148 or 445039148. Listed at 10 retailers as of November 5, 2026, with prices from $1,168 to $4,580, a $3,413 spread on the same certified stone. MOH London lists it at $4,580. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039148
Dimensions8.92 × 6.45 × 4.04 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.92 mm6.45 mm1.50 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039148
Side View
Table 61.5%Crown 38.4°Girdle: STK-VTKPavilion 40.9°Culet: NoneDepth 62.6%

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: $4,580 SGD|Low: $1,121 SGD|High: $4,649 SGD|Avg: $2,372 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$1,168 SGD
Retailer 9$1,270 SGD
Retailer 6$1,355 SGD
Retailer 3$1,576 SGD
Retailer 2$1,883 SGD
Retailer 10$2,004 SGD
Retailer 7$2,172 SGD
Retailer 4$3,013 SGD
Retailer 8$3,808 SGD
MOH London$4,580 SGD

40 data points across 10 retailers

10 retailers$1,168 SGD to $4,580 SGD

A
Cheapest Retailer
-
$1,168 SGD
A
Retailer 2
-
$1,270 SGD
View
A
Retailer 3
-
$1,355 SGD
View
Retailer 4
-
$1,355 SGD
View
Price last confirmed 25 days ago
B+
Retailer 5
-
$1,576 SGD
View
B+
Retailer 6
-
$1,883 SGD
View
B+
Retailer 7
-
$2,172 SGD
View
B
Retailer 8
-
$3,013 SGD
View
B
Retailer 9
-
$3,808 SGD
View
Most Expensive
B
MOH London
LG445039148 · Nov 5
$4,580 SGD
£2,814 GBP
View
9 more retailers have this diamond
Prices start from $1,168 SGDSave up to $3,413 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
$1,168 SGD