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Round|Natural|GIA

1.51ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6545694423

Certificate GIA 6545694423

Diamond specifications and retailer prices

From ₹5,26,516 INR
As of November 6, 2026
Save ₹6,73,782 INR (56%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: ₹12,00,298 INR at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545694423. Listed at 24 retailers as of November 6, 2026, with prices from ₹5,26,516 to ₹12,00,298, a ₹6,73,782 spread on the same certified stone. NZ Jewellers lists it at ₹12,00,298. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6545694423
Dimensions7.33 × 7.35 × 4.52 mm
L/W Ratio1.00
Top View
7.33 mm7.35 mm1.51 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545694423
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.6%

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: ₹12,00,298 INR|Low: ₹5,21,726 INR|High: ₹12,00,298 INR|Avg: ₹7,38,844 INR
NZ Jewellers
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
Retailer 21
Retailer 22
Retailer 23
November 7, 2026
Retailer 5₹5,26,516 INR
Retailer 12₹5,66,995 INR
Retailer 10₹6,00,149 INR
Retailer 15₹6,00,149 INR
Retailer 7₹6,02,497 INR
Retailer 2₹6,28,607 INR
Retailer 9₹6,50,208 INR
Retailer 14₹6,60,164 INR
Retailer 21₹6,65,423 INR
Retailer 20₹6,89,936 INR
Retailer 6₹6,91,909 INR
Retailer 4₹7,10,693 INR
Retailer 11₹7,50,233 INR
Retailer 18₹7,62,349 INR
Retailer 16₹7,90,806 INR
Retailer 17₹7,96,066 INR
Retailer 8₹8,04,894 INR
Retailer 13₹8,38,706 INR
Retailer 19₹8,70,638 INR
Retailer 22₹8,70,638 INR
Retailer 23₹8,75,616 INR
Retailer 3₹9,97,524 INR
NZ Jewellers₹12,00,298 INR

31 data points across 23 retailers

24 retailers₹5,26,516 INR to ₹12,00,298 INR

A
Cheapest Retailer
-
₹5,26,516 INR
B+
Retailer 2
-
₹5,66,525 INR
View
B+
Retailer 3
-
₹5,66,995 INR
View
B+
Retailer 4
-
₹6,00,149 INR
View
Final sale: no returns
B+
Retailer 5
-
₹6,00,149 INR
View
B+
Retailer 6
-
₹6,02,497 INR
View
B+
Retailer 7
-
₹6,28,607 INR
View
B+
Retailer 8
-
₹6,50,208 INR
View
B+
Retailer 9
-
₹6,60,164 INR
View
B+
Retailer 10
-
₹6,65,423 INR
View
B
Retailer 11
-
₹6,89,936 INR
View
Retailer 12
-
₹6,91,909 INR
View
Price last confirmed 16 days ago
B+
Retailer 13
-
₹7,10,693 INR
View
B+
Retailer 14
-
₹7,50,233 INR
View
B
Retailer 15
-
₹7,62,349 INR
View
Retailer 16
-
₹7,90,806 INR
View
Price last confirmed 15 days ago
B+
Retailer 17
-
₹7,96,066 INR
View
B
Retailer 18
-
₹8,04,894 INR
View
B
Retailer 19
-
₹8,38,706 INR
View
B
Retailer 20
-
₹8,70,638 INR
View
B
Retailer 21
-
₹8,70,638 INR
View
B
Retailer 22
-
₹8,75,616 INR
View
B
Retailer 23
-
₹9,97,524 INR
View
Most Expensive
B
NZ Jewellers
7238d773-89f0-446b-9262-05b231d63538 · Nov 7
₹12,00,298 INR
$12,780 USD
View
23 more retailers have this diamond
Prices start from ₹5,26,516 INRSave up to ₹6,73,782 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
₹5,26,516 INR