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Heart|Lab Grown|IGI

1.29ct D IF Heart Lab Grown Diamond

EX • D/IF • IGI LG839630399

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG839630399

Diamond specifications and retailer prices

From ₹25,931 INR
As of November 4, 2026
Save ₹2,65,560 INR (91%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: ₹2,91,491 INR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.29ct lab-grown heart diamond

This 1.29ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG839630399 or 839630399. Listed at 20 retailers as of October 30, 2026, with prices from ₹25,931 to ₹2,91,491, a ₹2,65,560 spread on the same certified stone. Brilliant Earth lists it at ₹2,91,491. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839630399
Dimensions6.87 × 7.52 × 4.13 mm
L/W Ratio1.09
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.87 mm7.52 mm1.29 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839630399
Side View
Table 58.0%Crown 34.3°Girdle: THK-VTKPavilion 37.7°Culet: NoneDepth 54.9%

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 4
Current: ₹55,743 INR|Low: ₹25,931 INR|High: ₹1,35,335 INR|Avg: ₹62,903 INR|+0.3%
Retailer 1
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
November 5, 2026
Retailer 4₹25,931 INR
Retailer 7₹29,054 INR
Retailer 3₹30,096 INR
Retailer 2₹32,178 INR
Retailer 9₹32,178 INR
Retailer 13₹33,029 INR
Retailer 19₹42,777 INR
Retailer 14₹47,320 INR
Retailer 17₹50,348 INR
Retailer 16₹55,459 INR
Retailer 1₹55,743 INR
Retailer 10₹56,122 INR
Retailer 18₹76,280 INR
Retailer 15₹78,930 INR
Retailer 6₹82,242 INR
Retailer 8₹1,03,442 INR
Retailer 11₹1,08,268 INR
Retailer 12₹1,28,521 INR
Retailer 5₹1,35,335 INR

16 data points across 19 retailers

20 retailers₹25,931 INR to ₹2,91,491 INR

A
Cheapest Retailer
-
₹25,931 INR
A
Retailer 2
-
₹29,054 INR
View
Final sale: no returns
A
Retailer 3
-
₹30,096 INR
View
Retailer 4
-
₹32,178 INR
View
Price last confirmed 11 days ago
A
Retailer 5
-
₹32,178 INR
View
A
Retailer 6
-
₹33,029 INR
View
A
Retailer 7
-
₹42,777 INR
View
A
Retailer 8
-
₹47,320 INR
View
A
Retailer 9
-
₹50,348 INR
View
A
Retailer 10
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₹55,459 INR
View
A
Retailer 11
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₹55,743 INR
View
A
Retailer 12
-
₹56,122 INR
View
A
Retailer 13
-
₹76,280 INR
View
A
Retailer 14
-
₹78,930 INR
View
B+
Retailer 15
-
₹82,242 INR
View
B+
Retailer 16
-
₹1,03,442 INR
View
B+
Retailer 17
-
₹1,08,268 INR
View
B+
Retailer 18
-
₹1,28,521 INR
View
B
Retailer 19
-
₹1,35,335 INR
View
Most Expensive
B
Brilliant Earth
22274415A · Oct 30
₹2,91,491 INR
$3,080 USD
View
19 more retailers have this diamond
Prices start from ₹25,931 INRSave up to ₹2,65,560 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
1.29ct Heart
₹25,931 INR