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1.21ct G SI2 Round Lab Grown Diamond

ID • G/SI2 • IGI LG673424429

Shape and cutting style on the report: Round brilliant

Certificate IGI LG673424429

Diamond specifications and retailer prices

From ₹20,502 INR
As of November 5, 2026
Save ₹84,609 INR (80%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: ₹1,05,111 INR at MOH London · As of November 5, 2026
View at MOH London

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG673424429 or 673424429. Listed at 6 retailers as of November 5, 2026, with prices from ₹20,502 to ₹1,05,111, a ₹84,609 spread on the same certified stone. MOH London lists it at ₹1,05,111. 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

1.21
Carat
G
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673424429
Dimensions6.90 × 6.88 × 4.12 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.90 mm6.88 mm1.21 ctG / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673424429
Side View
Table 58.0%Crown 33.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: ₹1,05,111 INR|Low: ₹20,502 INR|High: ₹1,06,671 INR|Avg: ₹47,381 INR|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 6₹20,502 INR
Retailer 4₹27,588 INR
Retailer 3₹38,264 INR
Retailer 2₹40,532 INR
Retailer 5₹50,925 INR
MOH London₹1,05,111 INR

40 data points across 6 retailers

6 retailers₹20,502 INR to ₹1,05,111 INR

A
Cheapest Retailer
-
₹20,502 INR
B+
Retailer 2
-
₹27,588 INR
View
B+
Retailer 3
-
₹38,264 INR
View
B+
Retailer 4
-
₹40,532 INR
View
B
Retailer 5
-
₹50,925 INR
View
Most Expensive
B
MOH London
LG673424429 · Nov 5
₹1,05,111 INR
£876 GBP
View
5 more retailers have this diamond
Prices start from ₹20,502 INRSave up to ₹84,609 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
1.21ct Round
₹20,502 INR