CaratHunter
Plans
Radiant|Lab Grown|IGI

1.51ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG538287093

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG538287093

Diamond specifications and retailer prices

From ₹92,042 INR
As of November 6, 2026
Save ₹2,07,563 INR (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹3,17,544 INR at NZ Jewellers · As of November 6, 2026
View at NZ Jewellers

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538287093 or 538287093. Listed at 12 retailers as of November 4, 2026, with a 226% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538287093
Dimensions8.11 × 5.87 × 3.71 mm
L/W Ratio1.38
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
8.11 mm5.87 mm1.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538287093
Side View
Table 62.5%Crown 39.8°Girdle: ThickPavilion 33.1°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: ₹2,36,960 INR|Low: ₹92,042 INR|High: ₹4,90,262 INR|Avg: ₹2,34,091 INR|-2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3₹92,042 INR
Retailer 5₹1,46,046 INR
Retailer 8₹1,63,421 INR
Retailer 6₹1,69,432 INR
Retailer 1₹2,36,960 INR
Retailer 7₹2,66,639 INR
Retailer 4₹2,99,605 INR
Retailer 2₹4,82,467 INR

44 data points across 8 retailers

12 retailers₹92,042 INR to ₹2,99,605 INR

B+
Cheapest Retailer
-
₹92,042 INR
B
Retailer 2
-
₹1,46,046 INR
View
B
Retailer 3
-
₹1,58,913 INR
View
B
Retailer 4
-
₹1,63,421 INR
View
Final sale: no returns
Retailer 5
-
₹1,69,432 INR
View
Price last confirmed 26 days ago
B
Retailer 6
-
₹1,69,432 INR
View
B
Retailer 7
-
₹1,85,492 INR
View
B
Retailer 8
-
₹2,36,960 INR
View
B
Retailer 9
-
₹2,66,639 INR
View
B
Retailer 10
-
₹2,99,605 INR
View
Most Expensive
NZ Jewellers
a976617f-bb02-409a-8328-f490543486f0 · Nov 6
₹3,17,544 INR
$3,381 USD
View
Price under review
10 more retailers have this diamond
Prices start from ₹92,042 INRSave up to ₹2,07,563 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.

B+
1.51ct Radiant
₹92,042 INR