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1.51ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG512205224

Shape and cutting style on the report: Round brilliant

Certificate IGI LG512205224

Diamond specifications and retailer prices

From ₹81,657 INR
$860 USD
As of October 30, 2026
Save ₹3,90,439 INR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: ₹4,72,096 INR at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512205224 or 512205224. Listed at 9 retailers as of October 29, 2026, with prices from ₹81,657 to ₹4,72,096, a ₹3,90,439 spread on the same certified stone. MOH London lists it at ₹4,72,096. 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

1.51
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205224
Dimensions7.44 × 7.47 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.44 mm7.47 mm1.51 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205224
Side View
Table 59.0%Crown 32.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 59.2%

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 30
Current: ₹4,72,096 INR|Low: ₹81,657 INR|High: ₹4,75,231 INR|Avg: ₹2,26,234 INR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2₹81,657 INR
Retailer 3₹1,25,999 INR
Retailer 6₹1,37,108 INR
Retailer 4₹1,46,128 INR
Retailer 9₹2,00,914 INR
Retailer 5₹2,31,203 INR
Retailer 8₹2,72,412 INR
Retailer 7₹2,73,931 INR
Retailer 10₹3,27,164 INR
MOH London₹4,72,096 INR

13 data points across 10 retailers

9 retailers₹81,657 INR to ₹4,72,096 INR

A
Cheapest Retailer
-
₹81,657 INR
$860 USD
B+
Retailer 2
-
₹1,25,999 INR
$1,327 USD
View
B+
Retailer 3
-
₹1,37,108 INR
$1,444 USD
View
B+
Retailer 4
-
₹1,46,128 INR
$1,539 USD
View
Retailer 5
-
₹1,46,128 INR
$1,539 USD
View
Price last confirmed 18 days ago
B
Retailer 6
-
₹2,31,203 INR
$2,435 USD
View
B
Retailer 7
-
₹2,72,412 INR
$2,869 USD
View
B
Retailer 8
-
₹2,73,931 INR
$2,885 USD
View
Most Expensive
B
MOH London
LG512205224 · Oct 29
₹4,72,096 INR
£3,915 GBP
View
8 more retailers have this diamond
Prices start from ₹81,657 INRSave up to ₹3,90,439 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
1.51ct Round
₹81,657 INR