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Marquise|Lab Grown|IGI

3.91ct G VS1 Marquise Lab Grown Diamond

VG • G/VS1 • IGI LG835610765

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG835610765

Diamond specifications and retailer prices

From $851 SGD
HK$5,200 HKD
As of November 1, 2026
Save $3,534 SGD (81%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $4,385 SGD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.91ct lab-grown marquise diamond

This 3.91ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG835610765 or 835610765. Listed at 24 retailers as of October 31, 2026, with prices from $851 to $4,385, a $3,534 spread on the same certified stone. Brilliant Earth lists it at $4,385. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.91
Carat
G
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835610765
Dimensions16.07 × 8.32 × 5.15 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.07 mm8.32 mm3.91 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835610765
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.9%

Caratlytics Score

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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: $4,385 SGD|Low: $606 SGD|High: $4,896 SGD|Avg: $1,868 SGD|-8.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
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Retailer 11
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Retailer 13
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Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
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Retailer 24
October 31, 2026
Retailer 15$639 SGD
Retailer 6$716 SGD
Retailer 8$716 SGD
Retailer 23$793 SGD
Retailer 2$851 SGD
Retailer 20$885 SGD
Retailer 18$972 SGD
Retailer 19$1,154 SGD
Retailer 5$1,200 SGD
Retailer 22$1,232 SGD
Retailer 21$1,312 SGD
Retailer 16$1,667 SGD
Retailer 11$1,706 SGD
Retailer 13$1,847 SGD
Retailer 7$1,877 SGD
Retailer 24$2,085 SGD
Retailer 12$2,513 SGD
Retailer 9$2,582 SGD
Retailer 4$2,750 SGD
Retailer 10$2,940 SGD
Retailer 3$3,314 SGD
Retailer 17$3,349 SGD
Retailer 14$3,464 SGD
Brilliant Earth$4,385 SGD

29 data points across 24 retailers

24 retailers$851 SGD to $4,385 SGD

Retailer 1
-
$639 SGD
$500 USD
Price last confirmed 9 days ago
Retailer 2
-
$716 SGD
$560 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$793 SGD
$620 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$851 SGD
HK$5,200 HKD
View
A
Retailer 5
-
$885 SGD
£545 GBP
View
A
Retailer 6
-
$972 SGD
$760 USD
View
A
Retailer 7
-
$1,154 SGD
€860 EUR
View
A
Retailer 8
-
$1,200 SGD
$939 USD
View
B+
Retailer 9
-
$1,232 SGD
$964 USD
View
A
Retailer 10
-
$1,312 SGD
£808 GBP
View
Retailer 11
-
$1,667 SGD
A$2,006 AUD
View
Price last confirmed 13 days ago
Retailer 12
-
$1,706 SGD
ZAR 21,558 ZAR
View
Price last confirmed 8 days ago
A
Retailer 13
-
$1,847 SGD
$1,445 USD
View
B+
Retailer 14
-
$1,877 SGD
$1,468 USD
View
Retailer 15
-
$2,045 SGD
$1,600 USD
View
Price last confirmed 34 days ago
Retailer 16
-
$2,085 SGD
$1,631 USD
View
Price last confirmed 7 days ago
B+
Retailer 17
-
$2,513 SGD
View
B+
Retailer 18
-
$2,582 SGD
$2,020 USD
View
B+
Retailer 19
-
$2,750 SGD
$2,151 USD
View
B
Retailer 20
-
$2,940 SGD
$2,300 USD
View
Retailer 21
-
$3,314 SGD
£2,041 GBP
View
Price last confirmed 7 days ago
B
Retailer 22
-
$3,349 SGD
$2,620 USD
View
B
Retailer 23
-
$3,464 SGD
$2,710 USD
View
Most Expensive
B
Brilliant Earth
21547323A · Oct 31
$4,385 SGD
$3,430 USD
View
23 more retailers have this diamond
Prices start from $851 SGDSave up to $3,534 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
3.91ct Marquise
$851 SGD