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Round|Lab Grown|IGI

1.80ct J SI1 Round Lab Grown Diamond

VG • J/SI1 • IGI LG500151323

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500151323

Diamond specifications and retailer prices

From ₹94,950 INR
$1,000 USD
As of October 30, 2026
Save ₹3,43,864 INR (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹4,38,814 INR at MOH London · As of October 29, 2026
View at MOH London

About this 1.8ct lab-grown round diamond

This 1.8ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG500151323 or 500151323. Listed at 12 retailers as of October 29, 2026, with prices from ₹94,950 to ₹4,38,814, a ₹3,43,864 spread on the same certified stone. MOH London lists it at ₹4,38,814. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.80
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500151323
Dimensions7.63 × 7.67 × 4.85 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.63 mm7.67 mm1.80 ctJ / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500151323
Side View
Table 58.0%Crown 36.5°Girdle: STK-THKPavilion 40.7°Culet: NoneDepth 63.4%

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: ₹4,38,814 INR|Low: ₹94,950 INR|High: ₹4,42,311 INR|Avg: ₹2,04,866 INR|+0.5%
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
October 30, 2026
Retailer 2₹94,950 INR
Retailer 7₹1,31,791 INR
Retailer 10₹1,43,375 INR
Retailer 11₹1,47,552 INR
Retailer 8₹1,52,870 INR
Retailer 13₹1,52,870 INR
Retailer 3₹1,69,011 INR
Retailer 6₹2,00,647 INR
Retailer 5₹2,09,934 INR
Retailer 9₹2,41,363 INR
Retailer 4₹2,77,349 INR
Retailer 12₹2,86,464 INR
MOH London₹4,38,814 INR

23 data points across 13 retailers

12 retailers₹94,950 INR to ₹4,38,814 INR

A
Cheapest Retailer
-
₹94,950 INR
$1,000 USD
B+
Retailer 2
-
₹1,31,791 INR
$1,388 USD
View
B+
Retailer 3
-
₹1,43,375 INR
$1,510 USD
View
B+
Retailer 4
-
₹1,47,552 INR
$1,554 USD
View
Final sale: no returns
Retailer 5
-
₹1,52,870 INR
$1,610 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
₹1,52,870 INR
$1,610 USD
View
B
Retailer 7
-
₹1,69,011 INR
$1,780 USD
View
B+
Retailer 8
-
₹2,00,647 INR
£1,664 GBP
View
B
Retailer 9
-
₹2,41,363 INR
$2,542 USD
View
B
Retailer 10
-
₹2,77,349 INR
$2,921 USD
View
B
Retailer 11
-
₹2,86,464 INR
$3,017 USD
View
Most Expensive
B
MOH London
LG500151323 · Oct 29
₹4,38,814 INR
£3,639 GBP
View
11 more retailers have this diamond
Prices start from ₹94,950 INRSave up to ₹3,43,864 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
1.80ct Round
₹94,950 INR