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Heart|Lab Grown|IGI

1.51ct D SI1 Heart Lab Grown Diamond

ID • D/SI1 • IGI LG700570324

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG700570324

Diamond specifications and retailer prices

From ₹19,160 INR
As of November 6, 2026
Save ₹97,301 INR (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹1,16,461 INR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG700570324 or 700570324. Listed at 15 retailers as of November 6, 2026, with prices from ₹19,160 to ₹1,16,461, a ₹97,301 spread on the same certified stone. Brilliant Earth lists it at ₹1,16,461. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG700570324
Dimensions7.24 × 7.66 × 4.65 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.24 mm7.66 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG700570324
Side View
Table 58.0%Crown 36.8°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 60.7%

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 6
Current: ₹1,16,461 INR|Low: ₹19,160 INR|High: ₹1,16,461 INR|Avg: ₹50,188 INR
Brilliant Earth
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
November 6, 2026
Retailer 14₹19,160 INR
Retailer 11₹22,165 INR
Retailer 7₹22,353 INR
Retailer 4₹23,668 INR
Retailer 6₹24,795 INR
Retailer 15₹31,933 INR
Retailer 2₹39,916 INR
Retailer 8₹43,109 INR
Retailer 3₹46,396 INR
Retailer 12₹52,971 INR
Retailer 13₹54,755 INR
Retailer 10₹61,987 INR
Retailer 5₹76,169 INR
Retailer 9₹1,10,544 INR
Brilliant Earth₹1,16,461 INR

46 data points across 15 retailers

15 retailers₹19,160 INR to ₹1,16,461 INR

A
Cheapest Retailer
-
₹19,160 INR
A
Retailer 2
-
₹22,165 INR
View
A
Retailer 3
-
₹22,353 INR
View
Final sale: no returns
A
Retailer 4
-
₹23,668 INR
View
Retailer 5
-
₹24,795 INR
View
Price last confirmed 12 days ago
B+
Retailer 6
-
₹31,933 INR
View
A
Retailer 7
-
₹39,916 INR
View
A
Retailer 8
-
₹43,109 INR
View
B+
Retailer 9
-
₹46,396 INR
View
B+
Retailer 10
-
₹52,971 INR
View
B+
Retailer 11
-
₹54,755 INR
View
B+
Retailer 12
-
₹61,987 INR
View
B
Retailer 13
-
₹76,169 INR
View
B
Retailer 14
-
₹1,10,544 INR
View
Most Expensive
B
Brilliant Earth
13883714A · Nov 6
₹1,16,461 INR
$1,240 USD
View
14 more retailers have this diamond
Prices start from ₹19,160 INRSave up to ₹97,301 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 Heart
₹19,160 INR