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Marquise|Lab Grown|IGI

1.55ct H VS1 Marquise Lab Grown Diamond

EX • H/VS1 • IGI LG850605024

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850605024

Diamond specifications and retailer prices

From $445 SGD
$348 USD
As of November 1, 2026
Save $1,640 SGD (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,085 SGD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise 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 LG850605024 or 850605024. Listed at 5 retailers as of November 1, 2026, with prices from $445 to $2,085, a $1,640 spread on the same certified stone. Brilliant Earth lists it at $2,085. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850605024
Dimensions12.12 × 6.12 × 3.55 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.12 mm6.12 mm1.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG850605024
Side View
Table 64.0%Crown 34.9°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 58.0%

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 1
Current: $2,085 SGD|Low: $445 SGD|High: $2,085 SGD|Avg: $1,067 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 5$445 SGD
Retailer 3$673 SGD
Retailer 2$803 SGD
Retailer 4$1,196 SGD
Brilliant Earth$2,085 SGD

2 data points across 5 retailers

5 retailers$445 SGD to $2,085 SGD

B+
Cheapest Retailer
-
$445 SGD
$348 USD
A
Retailer 2
-
$673 SGD
$526 USD
View
B+
Retailer 3
-
$803 SGD
$628 USD
View
B+
Retailer 4
-
$1,196 SGD
$935 USD
View
Most Expensive
B
Brilliant Earth
22337405A · Nov 2
$2,085 SGD
$1,630 USD
View
4 more retailers have this diamond
Prices start from $445 SGDSave up to $1,640 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 Marquise
$445 SGD