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Round|Lab Grown|IGI

1.28ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG818686822

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818686822

Diamond specifications and retailer prices

From ₹16,156 INR
As of November 5, 2026
Save ₹77,556 INR (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: ₹93,712 INR at MOH London · As of November 2, 2026
View at MOH London

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round 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 LG818686822 or 818686822. Listed at 16 retailers as of November 2, 2026, with prices from ₹16,156 to ₹93,712, a ₹77,556 spread on the same certified stone. MOH London lists it at ₹93,712. 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

1.28
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818686822
Dimensions6.99 × 7.00 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.99 mm7.00 mm1.28 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818686822
Side View
Table 58.0%Crown 34.4°Girdle: MediumPavilion 41°Culet: NoneDepth 61.2%

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: ₹93,712 INR|Low: ₹15,495 INR|High: ₹94,792 INR|Avg: ₹43,965 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
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 14₹16,156 INR
Retailer 15₹18,707 INR
Retailer 3₹20,030 INR
Retailer 4₹20,030 INR
Retailer 2₹34,391 INR
Retailer 11₹35,241 INR
Retailer 16₹35,808 INR
Retailer 12₹40,154 INR
Retailer 7₹42,988 INR
Retailer 6₹43,839 INR
Retailer 9₹44,311 INR
Retailer 13₹50,925 INR
Retailer 10₹60,467 INR
Retailer 5₹64,435 INR
Retailer 8₹69,537 INR
MOH London₹93,712 INR

34 data points across 16 retailers

16 retailers₹16,156 INR to ₹93,712 INR

A
Cheapest Retailer
-
₹16,156 INR
A
Retailer 2
-
₹18,707 INR
View
Retailer 3
-
₹20,030 INR
View
Price last confirmed 12 days ago
A
Retailer 4
-
₹20,030 INR
View
A
Retailer 5
-
₹34,391 INR
View
A
Retailer 6
-
₹35,241 INR
View
B+
Retailer 7
-
₹35,808 INR
View
A
Retailer 8
-
₹40,154 INR
View
B+
Retailer 9
-
₹42,988 INR
View
B+
Retailer 10
-
₹43,839 INR
View
A
Retailer 11
-
₹44,311 INR
View
B+
Retailer 12
-
₹50,925 INR
View
B
Retailer 13
-
₹60,467 INR
View
B
Retailer 14
-
₹64,435 INR
View
B+
Retailer 15
-
₹69,537 INR
View
Most Expensive
B
MOH London
LG818686822 · Nov 2
₹93,712 INR
£781 GBP
View
15 more retailers have this diamond
Prices start from ₹16,156 INRSave up to ₹77,556 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
1.28ct Round
₹16,156 INR