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Round|Lab Grown|IGI

1.31ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG451055654

Shape and cutting style on the report: Round brilliant

Certificate IGI LG451055654

Diamond specifications and retailer prices

From ₹71,213 INR
$750 USD
As of October 31, 2026
Save ₹2,42,554 INR (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹3,13,766 INR at MOH London · As of November 1, 2026
View at MOH London

About this 1.31ct lab-grown round diamond

This 1.31ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451055654 or 451055654. Listed at 11 retailers as of October 31, 2026, with prices from ₹71,213 to ₹3,13,766, a ₹2,42,554 spread on the same certified stone. MOH London lists it at ₹3,13,766. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451055654
Dimensions7.11 × 7.14 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.11 mm7.14 mm1.31 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451055654
Side View
Table 56.0%Crown 32.2°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.8%

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: Oct 31
Current: ₹3,13,766 INR|Low: ₹69,219 INR|High: ₹3,17,504 INR|Avg: ₹1,38,819 INR|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2₹71,213 INR
Retailer 5₹72,162 INR
Retailer 9₹80,708 INR
Retailer 6₹83,651 INR
Retailer 10₹83,651 INR
Retailer 8₹1,00,647 INR
Retailer 11₹1,31,316 INR
Retailer 7₹1,35,399 INR
Retailer 4₹1,99,015 INR
Retailer 3₹2,39,485 INR
MOH London₹3,13,766 INR

16 data points across 11 retailers

11 retailers₹71,213 INR to ₹3,13,766 INR

A
Cheapest Retailer
-
₹71,213 INR
$750 USD
A
Retailer 2
-
₹72,162 INR
$760 USD
View
A
Retailer 3
-
₹78,524 INR
$827 USD
View
B+
Retailer 4
-
₹80,708 INR
$850 USD
View
Final sale: no returns
B+
Retailer 5
-
₹83,651 INR
$881 USD
View
Retailer 6
-
₹83,651 INR
$881 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
₹1,00,647 INR
$1,060 USD
View
B
Retailer 8
-
₹1,35,399 INR
$1,426 USD
View
B
Retailer 9
-
₹1,99,015 INR
$2,096 USD
View
B
Retailer 10
-
₹2,35,286 INR
$2,478 USD
View
Most Expensive
B
MOH London
LG451055654 · Nov 1
₹3,13,766 INR
£2,602 GBP
View
10 more retailers have this diamond
Prices start from ₹71,213 INRSave up to ₹2,42,554 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
1.31ct Round
₹71,213 INR