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1.20ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG780664327

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780664327

Diamond specifications and retailer prices

From ₹17,053 INR
$179 USD
As of October 30, 2026
Save ₹69,941 INR (80%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: ₹86,994 INR at MOH London · As of October 29, 2026
View at MOH London

About this 1.2ct lab-grown round diamond

This 1.2ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG780664327 or 780664327. Listed at 10 retailers as of October 29, 2026, with prices from ₹17,053 to ₹86,994, a ₹69,941 spread on the same certified stone. MOH London lists it at ₹86,994. 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

1.20
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780664327
Dimensions6.93 × 6.88 × 4.09 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.93 mm6.88 mm1.20 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780664327
Side View
Table 61.0%Crown 33.4°Girdle: MediumPavilion 40.4°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: ₹86,994 INR|Low: ₹12,195 INR|High: ₹1,04,946 INR|Avg: ₹52,157 INR|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 9₹17,053 INR
Retailer 11₹18,768 INR
Retailer 10₹32,920 INR
Retailer 7₹33,630 INR
Retailer 2₹36,312 INR
Retailer 6₹42,395 INR
Retailer 12₹49,445 INR
Retailer 5₹62,878 INR
Retailer 3₹66,283 INR
Retailer 8₹83,838 INR
MOH London₹86,994 INR
Retailer 4₹1,04,946 INR

23 data points across 12 retailers

10 retailers₹17,053 INR to ₹86,994 INR

Retailer 1
-
₹15,243 INR
$160 USD
Price last confirmed 38 days ago
A
Retailer 2
-
₹17,053 INR
$179 USD
View
Final sale: no returns
Retailer 3
-
₹17,720 INR
$186 USD
View
Price last confirmed 38 days ago
B+
Retailer 4
-
₹33,630 INR
$353 USD
View
B+
Retailer 5
-
₹36,312 INR
€363 EUR
View
B+
Retailer 6
-
₹42,395 INR
$445 USD
View
Retailer 7
-
₹60,782 INR
$638 USD
View
Price last confirmed 33 days ago
B
Retailer 8
-
₹62,878 INR
$660 USD
View
B
Retailer 9
-
₹83,838 INR
$880 USD
View
Most Expensive
B
MOH London
LG780664327 · Oct 29
₹86,994 INR
£719 GBP
View
9 more retailers have this diamond
Prices start from ₹17,053 INRSave up to ₹69,941 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
1.20ct Round
₹17,053 INR