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1.51ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG794609571

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794609571

Diamond specifications and retailer prices

From ₹18,127 INR
As of November 5, 2026
Save ₹86,838 INR (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: ₹1,04,965 INR at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG794609571 or 794609571. Listed at 17 retailers as of November 5, 2026, with prices from ₹18,127 to ₹1,04,965, a ₹86,838 spread on the same certified stone. MOH London lists it at ₹1,04,965. 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

1.51
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794609571
Dimensions7.49 × 7.46 × 4.39 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
7.49 mm7.46 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794609571
Side View
Table 63.0%Crown 34°Girdle: MediumPavilion 40.6°Culet: NoneDepth 58.8%

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: ₹1,04,965 INR|Low: ₹18,127 INR|High: ₹1,07,708 INR|Avg: ₹48,893 INR|-2.5%
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
Retailer 14
Retailer 15
Retailer 16
November 6, 2026
Retailer 7₹18,127 INR
Retailer 3₹20,287 INR
Retailer 16₹21,038 INR
Retailer 12₹22,541 INR
Retailer 8₹22,635 INR
Retailer 4₹39,352 INR
Retailer 14₹39,822 INR
Retailer 10₹40,480 INR
Retailer 2₹41,043 INR
Retailer 15₹53,722 INR
Retailer 9₹59,733 INR
Retailer 11₹66,683 INR
Retailer 13₹72,412 INR
Retailer 5₹73,164 INR
Retailer 6₹77,390 INR
MOH London₹1,04,965 INR

30 data points across 16 retailers

17 retailers₹18,127 INR to ₹1,04,965 INR

A
Cheapest Retailer
-
₹18,127 INR
A
Retailer 2
-
₹20,287 INR
View
Final sale: no returns
A
Retailer 3
-
₹21,038 INR
View
A
Retailer 4
-
₹22,541 INR
View
Retailer 5
-
₹22,635 INR
View
Price last confirmed 12 days ago
B+
Retailer 6
-
₹39,352 INR
View
A
Retailer 7
-
₹39,822 INR
View
A
Retailer 8
-
₹40,480 INR
View
A
Retailer 9
-
₹41,043 INR
View
B+
Retailer 10
-
₹53,722 INR
View
B+
Retailer 11
-
₹59,733 INR
View
B+
Retailer 12
-
₹66,683 INR
View
B
Retailer 13
-
₹72,412 INR
View
B
Retailer 14
-
₹73,164 INR
View
B+
Retailer 15
-
₹77,390 INR
View
B
Retailer 16
-
₹82,650 INR
View
Most Expensive
B
MOH London
LG794609571 · Nov 5
₹1,04,965 INR
£880 GBP
View
16 more retailers have this diamond
Prices start from ₹18,127 INRSave up to ₹86,838 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
1.51ct Round
₹18,127 INR