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Marquise|Lab Grown|IGI

3.31ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG755509033

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG755509033

Diamond specifications and retailer prices

From $826 SGD
$646 USD
As of November 1, 2026
Save $3,126 SGD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,952 SGD at Frank Darling · As of October 28, 2026
View at Frank Darling

About this 3.31ct lab-grown marquise diamond

This 3.31ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755509033 or 755509033. Listed at 6 retailers as of October 28, 2026, with prices from $826 to $3,952, a $3,126 spread on the same certified stone. Frank Darling lists it at $3,952. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.31
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755509033
Dimensions14.93 × 8.00 × 5.04 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
14.93 mm8.00 mm3.31 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755509033
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $3,952 SGD|Low: $773 SGD|High: $7,133 SGD|Avg: $2,378 SGD
Frank Darling
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
Retailer 15
October 31, 2026
Retailer 15$773 SGD
Retailer 9$826 SGD
Retailer 7$864 SGD
Retailer 13$1,156 SGD
Retailer 5$1,226 SGD
Retailer 11$1,542 SGD
Retailer 4$1,571 SGD
Retailer 14$1,830 SGD
Retailer 2$2,132 SGD
Retailer 3$2,270 SGD
Retailer 10$2,640 SGD
Retailer 8$3,413 SGD
Frank Darling$3,952 SGD
Retailer 6$4,180 SGD
Retailer 12$7,133 SGD

2 data points across 15 retailers

6 retailers$826 SGD to $3,952 SGD

B+
Cheapest Retailer
-
$826 SGD
$646 USD
B+
Retailer 2
-
$1,830 SGD
CA$1,988 CAD
View
B+
Retailer 3
-
$2,132 SGD
$1,668 USD
View
B+
Retailer 4
-
$2,640 SGD
$2,065 USD
View
B
Retailer 5
-
$3,413 SGD
$2,670 USD
View
Most Expensive
B
Frank Darling
100743325650KD · Oct 28
$3,952 SGD
$3,091 USD
View
5 more retailers have this diamond
Prices start from $826 SGDSave up to $3,126 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.

B+
3.31ct Marquise
$826 SGD