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Oval|Lab Grown|IGI

1.55ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG445037395

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037395

Diamond specifications and retailer prices

From $1,205 SGD
As of November 5, 2026
Save $3,537 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,741 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG445037395 or 445037395. Listed at 9 retailers as of November 1, 2026, with prices from $1,205 to $4,741, a $3,537 spread on the same certified stone. MOH London lists it at $4,741. 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

1.55
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037395
Dimensions9.14 × 6.64 × 4.00 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
9.14 mm6.64 mm1.55 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037395
Side View
Table 59.5%Crown 34°Girdle: STK-THKPavilion 40.2°Culet: NoneDepth 60.2%

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 5
Current: $4,741 SGD|Low: $1,157 SGD|High: $4,798 SGD|Avg: $2,558 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 4$1,205 SGD
Retailer 8$1,311 SGD
Retailer 5$1,398 SGD
Retailer 2$1,621 SGD
Retailer 9$2,060 SGD
Retailer 6$2,238 SGD
Retailer 3$3,013 SGD
Retailer 7$3,931 SGD
Retailer 10$4,001 SGD
MOH London$4,741 SGD

18 data points across 10 retailers

9 retailers$1,205 SGD to $4,741 SGD

A
Cheapest Retailer
-
$1,205 SGD
A
Retailer 2
-
$1,311 SGD
View
Retailer 3
-
$1,398 SGD
View
Price last confirmed 25 days ago
A
Retailer 4
-
$1,398 SGD
View
A
Retailer 5
-
$1,621 SGD
View
B+
Retailer 6
-
$2,238 SGD
View
B
Retailer 7
-
$3,013 SGD
View
B
Retailer 8
-
$3,931 SGD
View
Most Expensive
B
MOH London
LG445037395 · Nov 1
$4,741 SGD
£2,913 GBP
View
8 more retailers have this diamond
Prices start from $1,205 SGDSave up to $3,537 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
1.55ct Oval
$1,205 SGD