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Marquise|Lab Grown|IGI

3.11ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG839667431

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839667431

Diamond specifications and retailer prices

From ₹36,953 INR
$390 USD
As of November 3, 2026
Save ₹39,327 INR (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: ₹2,11,293 INR at Rare Carat · As of October 4, 2026
View at Rare Carat

About this 3.11ct lab-grown marquise diamond

This 3.11ct 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 LG839667431 or 839667431. Listed at 3 retailers as of November 3, 2026, with a 106% 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

3.11
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839667431
Dimensions15.54 × 7.52 × 4.75 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.54 mm7.52 mm3.11 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839667431
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: ₹2,11,293 INR|Low: ₹36,953 INR|High: ₹2,11,293 INR|Avg: ₹1,22,253 INR
Rare Carat
Retailer 2
Retailer 3
November 3, 2026
Retailer 3₹36,953 INR
Retailer 2₹76,279 INR
Rare Carat₹2,11,293 INR

27 data points across 3 retailers

3 retailers₹36,953 INR to ₹76,279 INR

A
Cheapest Retailer
-
₹36,953 INR
$390 USD
Final sale: no returns
A
Retailer 2
-
₹76,279 INR
£634 GBP
View
Most Expensive
Rare Carat
839667431 · Oct 4
₹2,11,293 INR
$2,230 USD
View
Price last confirmed 30 days ago
2 more retailers have this diamond
Prices start from ₹36,953 INRSave up to ₹39,327 INR

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
3.11ct Marquise
₹36,953 INR