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Round|Lab Grown|IGI

1.51ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG12251714

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12251714

Diamond specifications and retailer prices

From ₹32,029 INR
As of November 5, 2026
Save ₹1,39,358 INR (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹2,84,385 INR at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

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 LG12251714 or 12251714. Listed at 20 retailers as of November 1, 2026, with a 435% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12251714
Dimensions7.34 × 7.38 × 4.60 mm
L/W Ratio1.01
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
7.34 mm7.38 mm1.51 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12251714
Side View
Table 58.0%Crown 35.5°Girdle: THN-UNDPavilion 41.6°Culet: NoneDepth 62.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: ₹2,84,385 INR|Low: ₹32,029 INR|High: ₹2,84,385 INR|Avg: ₹93,748 INR
Do Amore Diamonds
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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 4₹32,029 INR
Retailer 5₹34,107 INR
Retailer 20₹37,225 INR
Retailer 7₹39,776 INR
Retailer 19₹39,776 INR
Retailer 18₹40,815 INR
Retailer 9₹54,326 INR
Retailer 15₹63,396 INR
Retailer 14₹65,191 INR
Retailer 3₹70,954 INR
Retailer 13₹78,229 INR
Retailer 2₹80,119 INR
Retailer 12₹80,119 INR
Retailer 8₹1,16,588 INR
Retailer 10₹1,25,564 INR
Retailer 16₹1,35,106 INR
Retailer 6₹1,41,059 INR
Retailer 11₹1,55,703 INR
Retailer 17₹1,71,387 INR
Do Amore Diamonds₹2,84,385 INR

21 data points across 20 retailers

20 retailers₹32,029 INR to ₹1,71,387 INR

A
Cheapest Retailer
-
₹32,029 INR
A
Retailer 2
-
₹34,107 INR
View
A
Retailer 3
-
₹37,225 INR
View
Retailer 4
-
₹39,776 INR
View
Price last confirmed 12 days ago
A
Retailer 5
-
₹39,776 INR
View
B+
Retailer 6
-
₹40,815 INR
View
B+
Retailer 7
-
₹54,326 INR
View
B+
Retailer 8
-
₹63,396 INR
View
B+
Retailer 9
-
₹65,191 INR
View
B
Retailer 10
-
₹70,954 INR
View
B+
Retailer 11
-
₹78,229 INR
View
B+
Retailer 12
-
₹80,119 INR
View
B
Retailer 13
-
₹80,119 INR
View
B
Retailer 14
-
₹1,16,588 INR
View
B
Retailer 15
-
₹1,25,564 INR
View
B
Retailer 16
-
₹1,35,106 INR
View
B
Retailer 17
-
₹1,41,059 INR
View
B
Retailer 18
-
₹1,55,703 INR
View
B
Retailer 19
-
₹1,71,387 INR
View
Most Expensive
Do Amore Diamonds
27-AE3F019FF · Nov 6
₹2,84,385 INR
$3,010 USD
View
Price under review
19 more retailers have this diamond
Prices start from ₹32,029 INRSave up to ₹1,39,358 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
₹32,029 INR