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Marquise|Lab Grown|IGI

1.02ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG778665935

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778665935

Diamond specifications and retailer prices

From $203 SGD
As of November 6, 2026
Save $1,154 SGD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,357 SGD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.02ct lab-grown marquise diamond

This 1.02ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778665935 or 778665935. Listed at 17 retailers as of November 6, 2026, with prices from $203 to $1,357, a $1,154 spread on the same certified stone. Reve Diamonds lists it at $1,357. 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

1.02
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778665935
Dimensions10.01 × 5.23 × 3.31 mm
L/W Ratio1.91
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.01 mm5.23 mm1.02 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778665935
Side View
Table 60.0%Crown 32.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.3%

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 6
Current: $299 SGD|Low: $195 SGD|High: $1,357 SGD|Avg: $558 SGD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Reve Diamonds
November 6, 2026
Retailer 13$203 SGD
Retailer 12$227 SGD
Retailer 5$235 SGD
Retailer 2$252 SGD
Retailer 11$252 SGD
Retailer 1$299 SGD
Retailer 7$438 SGD
Retailer 4$456 SGD
Retailer 9$478 SGD
Retailer 6$562 SGD
Retailer 14$690 SGD
Retailer 3$810 SGD
Retailer 10$855 SGD
Retailer 8$1,174 SGD
Reve Diamonds$1,357 SGD

45 data points across 15 retailers

17 retailers$203 SGD to $1,357 SGD

A
Cheapest Retailer
-
$203 SGD
A
Retailer 2
-
$227 SGD
View
Final sale: no returns
A
Retailer 3
-
$235 SGD
View
Retailer 4
-
$252 SGD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$252 SGD
View
A
Retailer 6
-
$299 SGD
View
A
Retailer 7
-
$420 SGD
View
A
Retailer 8
-
$438 SGD
View
B+
Retailer 9
-
$456 SGD
View
B+
Retailer 10
-
$478 SGD
View
B+
Retailer 11
-
$562 SGD
View
Retailer 12
-
$690 SGD
View
Price last confirmed 9 days ago
B
Retailer 13
-
$810 SGD
View
B
Retailer 14
-
$855 SGD
View
B
Retailer 15
-
$879 SGD
View
B
Retailer 16
-
$1,174 SGD
View
Most Expensive
B
Reve Diamonds
96A2A557C · Nov 6
$1,357 SGD
$1,063 USD
View
16 more retailers have this diamond
Prices start from $203 SGDSave up to $1,154 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
1.02ct Marquise
$203 SGD