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Marquise|Lab Grown|IGI

3.75ct G VVS2 Marquise Lab Grown Diamond

EX • G/VVS2 • IGI LG813602478

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG813602478

Diamond specifications and retailer prices

From $655 SGD
$512 USD
As of October 29, 2026
Save $592 SGD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $4,263 SGD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.75ct lab-grown marquise diamond

This 3.75ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG813602478 or 813602478. Listed at 3 retailers as of October 28, 2026, with a 90% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.75
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813602478
Dimensions16.19 × 8.34 × 5.04 mm
L/W Ratio1.94
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.19 mm8.34 mm3.75 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813602478
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $4,263 SGD|Low: $647 SGD|High: $4,327 SGD|Avg: $2,301 SGD|-1.5%
Rare Carat
Retailer 2
Retailer 3
October 28, 2026
Retailer 3$655 SGD
Retailer 2$1,246 SGD
Rare Carat$4,263 SGD

32 data points across 3 retailers

3 retailers$655 SGD to $1,246 SGD

A
Cheapest Retailer
-
$655 SGD
$512 USD
Final sale: no returns
A
Retailer 2
-
$1,246 SGD
£768 GBP
View
Most Expensive
Rare Carat
813602478 · Oct 18
$4,263 SGD
$3,335 USD
View
Price last confirmed 15 days ago
2 more retailers have this diamond
Prices start from $655 SGDSave up to $592 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
3.75ct Marquise
$655 SGD