CaratHunter
Plans
Marquise|Lab Grown|IGI

3.92ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG812632354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812632354

Diamond specifications and retailer prices

From $724 SGD
$566 USD
As of November 1, 2026
Save $3,957 SGD (85%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,680 SGD at Frank Darling · As of October 31, 2026
View at Frank Darling

About this 3.92ct lab-grown marquise diamond

This 3.92ct 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 LG812632354 or 812632354. Listed at 5 retailers as of October 31, 2026, with prices from $724 to $4,680, a $3,957 spread on the same certified stone. Frank Darling lists it at $4,680. 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

3.92
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812632354
Dimensions16.83 × 8.31 × 5.02 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.83 mm8.31 mm3.92 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812632354
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,680 SGD|Low: $724 SGD|High: $4,680 SGD|Avg: $2,028 SGD|+0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 2$724 SGD
Retailer 4$1,007 SGD
Retailer 6$1,229 SGD
Retailer 5$2,630 SGD
Retailer 3$3,330 SGD
Frank Darling$4,680 SGD

15 data points across 6 retailers

5 retailers$724 SGD to $4,680 SGD

A
Cheapest Retailer
-
$724 SGD
$566 USD
Final sale: no returns
B+
Retailer 2
-
$1,007 SGD
$788 USD
View
B+
Retailer 3
-
$2,630 SGD
$2,057 USD
View
Retailer 4
-
$3,330 SGD
$2,605 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Frank Darling
100748349549KD · Oct 31
$4,680 SGD
$3,661 USD
View
4 more retailers have this diamond
Prices start from $724 SGDSave up to $3,957 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
3.92ct Marquise
$724 SGD