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Heart|Natural|GIA

1.23ct K SI2 Heart Natural Diamond

EX • K/SI2 • GIA 1246072305

Certificate GIA 1246072305

Diamond specifications and retailer prices

From ₹1,18,997 INR
As of November 6, 2026
Save ₹2,75,843 INR (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: ₹3,94,840 INR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.23ct natural heart diamond

This 1.23ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1246072305. Listed at 11 retailers as of November 5, 2026, with prices from ₹1,18,997 to ₹3,94,840, a ₹2,75,843 spread on the same certified stone. NZ Jewellers lists it at ₹3,94,840. 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

1.23
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
Pavilion angle38.99°
OriginNatural
Grading LabGIA
CertificateGIA 1246072305
Dimensions6.30 × 7.36 × 4.39 mm
L/W Ratio1.17
Key to symbols
Feather, Twinning Wisp
Top View
6.30 mm7.36 mm1.23 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1246072305
Side View
Table 61.0%CrownGirdle: STK-VTKPavilion 38.99°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
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: ₹3,94,840 INR|Low: ₹1,18,997 INR|High: ₹4,23,204 INR|Avg: ₹2,12,706 INR|-6.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11₹1,18,997 INR
Retailer 10₹1,52,996 INR
Retailer 8₹1,61,824 INR
Retailer 4₹1,65,111 INR
Retailer 2₹1,65,581 INR
Retailer 7₹1,69,338 INR
Retailer 3₹1,79,669 INR
Retailer 6₹1,90,845 INR
Retailer 5₹2,48,512 INR
Retailer 9₹2,83,638 INR
NZ Jewellers₹3,94,840 INR

30 data points across 11 retailers

11 retailers₹1,18,997 INR to ₹3,94,840 INR

A
Cheapest Retailer
-
₹1,18,997 INR
B+
Retailer 2
-
₹1,52,996 INR
View
A
Retailer 3
-
₹1,61,824 INR
View
B+
Retailer 4
-
₹1,65,111 INR
View
B+
Retailer 5
-
₹1,65,581 INR
View
B+
Retailer 6
-
₹1,69,338 INR
View
B+
Retailer 7
-
₹1,79,669 INR
View
B+
Retailer 8
-
₹1,90,845 INR
View
B+
Retailer 9
-
₹2,48,512 INR
View
B
Retailer 10
-
₹2,83,638 INR
View
Most Expensive
B
NZ Jewellers
fdde17d1-cee7-4b88-852b-47df3ef7bc74 · Nov 5
₹3,94,840 INR
$4,204 USD
View
10 more retailers have this diamond
Prices start from ₹1,18,997 INRSave up to ₹2,75,843 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
1.23ct Heart
₹1,18,997 INR