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Radiant|Lab Grown|IGI

1.25ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG512205072

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

Certificate IGI LG512205072

Diamond specifications and retailer prices

From ₹69,970 INR
As of November 6, 2026
Save ₹1,58,255 INR (69%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: ₹3,18,712 INR at MOH London · As of November 3, 2026
View at MOH London

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512205072 or 512205072. Listed at 13 retailers as of November 6, 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

1.25
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
Pavilion angle29.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205072
Dimensions7.31 × 5.41 × 3.51 mm
L/W Ratio1.35
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
7.31 mm5.41 mm1.25 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205072
Side View
Table 66.0%Crown 46.7°Girdle: MED-STKPavilion 29.7°Culet: NoneDepth 64.9%

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: ₹3,18,712 INR|Low: ₹67,153 INR|High: ₹3,22,529 INR|Avg: ₹1,34,352 INR|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 6₹69,970 INR
Retailer 11₹76,169 INR
Retailer 3₹78,235 INR
Retailer 8₹81,147 INR
Retailer 4₹97,677 INR
Retailer 7₹1,01,434 INR
Retailer 2₹1,28,952 INR
Retailer 10₹1,31,394 INR
Retailer 5₹1,99,862 INR
Retailer 9₹2,28,226 INR
MOH London₹3,18,712 INR

43 data points across 11 retailers

13 retailers₹69,970 INR to ₹2,28,226 INR

B+
Cheapest Retailer
-
₹69,970 INR
B+
Retailer 2
-
₹76,169 INR
View
B
Retailer 3
-
₹78,235 INR
View
Final sale: no returns
B
Retailer 4
-
₹81,147 INR
View
Retailer 5
-
₹81,147 INR
View
Price last confirmed 26 days ago
B
Retailer 6
-
₹97,677 INR
View
B
Retailer 7
-
₹1,01,434 INR
View
B
Retailer 8
-
₹1,28,952 INR
View
B
Retailer 9
-
₹1,31,394 INR
View
B
Retailer 10
-
₹1,99,862 INR
View
B
Retailer 11
-
₹2,28,226 INR
View
Retailer 12
-
₹2,52,363 INR
View
Price under review
Most Expensive
MOH London
LG512205072 · Nov 3
₹3,18,712 INR
£2,672 GBP
View
Price under review
12 more retailers have this diamond
Prices start from ₹69,970 INRSave up to ₹1,58,255 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+
1.25ct Radiant
₹69,970 INR