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1.51ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2557742093

Certificate GIA 2557742093

Diamond specifications and retailer prices

From ₹3,87,700 INR
HK$31,900 HKD
As of October 31, 2026
Save ₹4,84,743 INR (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: ₹8,72,443 INR at Queensmith · As of October 28, 2026
View at Queensmith

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2557742093. Listed at 19 retailers as of October 28, 2026, with prices from ₹3,87,700 to ₹8,72,443, a ₹4,84,743 spread on the same certified stone. Queensmith lists it at ₹8,72,443. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2557742093
Dimensions7.28 × 7.34 × 4.57 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather
Top View
7.28 mm7.34 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557742093
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: ₹8,72,443 INR|Low: ₹3,87,700 INR|High: ₹8,75,458 INR|Avg: ₹5,96,423 INR|+2.0%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3₹3,87,700 INR
Retailer 2₹4,11,828 INR
Retailer 7₹4,52,986 INR
Retailer 8₹4,76,649 INR
Retailer 4₹5,00,539 INR
Retailer 5₹5,85,922 INR
Retailer 6₹8,26,862 INR
Queensmith₹8,72,443 INR

35 data points across 8 retailers

19 retailers₹3,87,700 INR to ₹8,72,443 INR

A
Cheapest Retailer
-
₹3,87,700 INR
HK$31,900 HKD
A
Retailer 2
-
₹4,11,828 INR
View
A
Retailer 3
-
₹4,52,986 INR
SGD 6,447 SGD
View
A
Retailer 4
-
₹4,70,952 INR
$4,960 USD
View
A
Retailer 5
-
₹4,76,649 INR
$5,020 USD
View
Final sale: no returns
A
Retailer 6
-
₹4,92,333 INR
SGD 7,007 SGD
View
A
Retailer 7
-
₹4,94,851 INR
A$8,018 AUD
View
A
Retailer 8
-
₹5,00,539 INR
£4,151 GBP
View
B+
Retailer 9
-
₹5,10,831 INR
$5,380 USD
View
Retailer 10
-
₹5,16,433 INR
$5,439 USD
View
Price last confirmed 23 days ago
Retailer 11
-
₹5,16,433 INR
$5,439 USD
View
Price last confirmed 23 days ago
Retailer 12
-
₹5,16,433 INR
$5,439 USD
View
Price last confirmed 32 days ago
Retailer 13
-
₹5,16,433 INR
$5,439 USD
View
Price last confirmed 31 days ago
B+
Retailer 14
-
₹5,31,001 INR
$5,592 USD
View
B+
Retailer 15
-
₹5,85,922 INR
€5,877 EUR
View
Retailer 16
-
₹5,95,811 INR
$6,275 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
₹8,26,862 INR
£6,857 GBP
View
Retailer 18
-
₹8,63,760 INR
$9,097 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Queensmith
2557742093 · Oct 28
₹8,72,443 INR
£7,235 GBP
View
18 more retailers have this diamond
Prices start from ₹3,87,700 INRSave up to ₹4,84,743 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
₹3,87,700 INR