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Heart|Natural|IGI

1.35ct F SI1 Heart Natural Diamond

EX • F/SI1 • IGI 647429821

Shape and cutting style on the report: Cushion brilliant

Certificate IGI 647429821

Diamond specifications and retailer prices

From ₹3,39,615 INR
As of November 5, 2026
Save ₹1,31,488 INR (28%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹6,46,370 INR at MOH London · As of October 25, 2026
View at MOH London

About this 1.35ct natural heart diamond

This 1.35ct natural heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 647429821. Listed at 11 retailers as of November 5, 2026, with a 39% 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

1.35
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle36°
OriginNatural
Grading LabIGI
CertificateIGI 647429821
Dimensions6.77 × 6.07 × 3.91 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Top View
6.77 mm6.07 mm1.35 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 647429821
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 36°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: ₹6,46,370 INR|Low: ₹3,26,560 INR|High: ₹6,53,288 INR|Avg: ₹4,51,303 INR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 7₹3,39,615 INR
Retailer 8₹3,52,482 INR
Retailer 6₹3,56,239 INR
Retailer 3₹3,74,365 INR
Retailer 2₹3,99,254 INR
Retailer 5₹4,34,286 INR
Retailer 4₹4,71,103 INR
Retailer 9₹6,38,656 INR
MOH London₹6,46,370 INR

33 data points across 9 retailers

11 retailers₹3,39,615 INR to ₹4,71,103 INR

B+
Cheapest Retailer
-
₹3,39,615 INR
Retailer 2
-
₹3,52,482 INR
View
Price last confirmed 12 days ago
B+
Retailer 3
-
₹3,56,239 INR
View
Final sale: no returns
B+
Retailer 4
-
₹3,67,227 INR
View
B+
Retailer 5
-
₹3,74,365 INR
View
B+
Retailer 6
-
₹3,99,254 INR
View
B+
Retailer 7
-
₹3,99,817 INR
View
B+
Retailer 8
-
₹4,34,286 INR
View
B+
Retailer 9
-
₹4,71,103 INR
View
Retailer 10
-
₹6,38,656 INR
View
Price last confirmed 29 days ago
Most Expensive
MOH London
05ABB381A · Oct 25
₹6,46,370 INR
£5,419 GBP
View
Price last confirmed 12 days ago
10 more retailers have this diamond
Prices start from ₹3,39,615 INRSave up to ₹1,31,488 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.

B+
1.35ct Heart
₹3,39,615 INR