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Round|Lab Grown|IGI

1.50ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG490191980

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490191980

Diamond specifications and retailer prices

From ₹78,418 INR
As of November 4, 2026
Save ₹4,00,820 INR (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: ₹4,79,238 INR at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490191980 or 490191980. Listed at 12 retailers as of November 4, 2026, with prices from ₹78,418 to ₹4,79,238, a ₹4,00,820 spread on the same certified stone. MOH London lists it at ₹4,79,238. 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

1.50
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490191980
Dimensions7.35 × 7.39 × 4.51 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
7.35 mm7.39 mm1.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490191980
Side View
Table 59.5%Crown 34.4°Girdle: MediumPavilion 41.2°Culet: NoneDepth 61.2%

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: Nov 4
Current: ₹4,79,238 INR|Low: ₹78,418 INR|High: ₹4,87,038 INR|Avg: ₹2,11,015 INR|-1.3%
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
November 6, 2026
Retailer 6₹78,418 INR
Retailer 8₹1,28,965 INR
Retailer 11₹1,40,303 INR
Retailer 13₹1,44,271 INR
Retailer 3₹1,49,562 INR
Retailer 9₹1,49,562 INR
Retailer 7₹1,65,812 INR
Retailer 4₹2,04,738 INR
Retailer 10₹2,36,389 INR
Retailer 2₹2,68,985 INR
Retailer 5₹2,78,810 INR
Retailer 12₹2,80,322 INR
MOH London₹4,79,238 INR

40 data points across 13 retailers

12 retailers₹78,418 INR to ₹4,79,238 INR

A
Cheapest Retailer
-
₹78,418 INR
B+
Retailer 2
-
₹1,28,965 INR
View
B+
Retailer 3
-
₹1,40,303 INR
View
B+
Retailer 4
-
₹1,44,271 INR
View
Final sale: no returns
B+
Retailer 5
-
₹1,49,562 INR
View
Retailer 6
-
₹1,49,562 INR
View
Price last confirmed 25 days ago
B+
Retailer 7
-
₹1,65,812 INR
View
B
Retailer 8
-
₹2,36,389 INR
View
B
Retailer 9
-
₹2,68,985 INR
View
B
Retailer 10
-
₹2,78,810 INR
View
B
Retailer 11
-
₹2,80,322 INR
View
Most Expensive
B
MOH London
LG490191980 · Nov 5
₹4,79,238 INR
£3,994 GBP
View
11 more retailers have this diamond
Prices start from ₹78,418 INRSave up to ₹4,00,820 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
1.50ct Round
₹78,418 INR