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Cushion|Natural|GIA

1.51ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 6551533295

Certificate GIA 6551533295

Diamond specifications and retailer prices

From ₹3,35,298 INR
HK$27,600 HKD
As of November 1, 2026
Save ₹4,80,729 INR (59%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: ₹8,16,027 INR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.51ct natural cushion diamond

This 1.51ct natural cushion 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 stated by the retailer rather than the lab and certified by GIA 6551533295. Listed at 15 retailers as of October 28, 2026, with prices from ₹3,35,298 to ₹8,16,027, a ₹4,80,729 spread on the same certified stone. Queensmith lists it at ₹8,16,027. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551533295
Dimensions7.61 × 5.86 × 4.02 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle, Indented Natural, Natural
Top View
7.61 mm5.86 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551533295
Side View
Table 64.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 68.6%

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: Nov 1
Current: ₹8,16,027 INR|Low: ₹3,32,868 INR|High: ₹8,20,848 INR|Avg: ₹4,84,461 INR|+2.3%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10₹3,35,298 INR
Retailer 2₹3,58,642 INR
Retailer 5₹3,94,993 INR
Retailer 3₹4,13,428 INR
Retailer 12₹4,26,668 INR
Retailer 6₹4,33,956 INR
Retailer 8₹4,45,438 INR
Retailer 11₹4,47,975 INR
Retailer 4₹4,62,223 INR
Retailer 13₹4,74,075 INR
Retailer 7₹5,06,848 INR
Retailer 9₹7,13,451 INR
Queensmith₹8,16,027 INR

24 data points across 13 retailers

15 retailers₹3,35,298 INR to ₹8,16,027 INR

A
Cheapest Retailer
-
₹3,35,298 INR
HK$27,600 HKD
A
Retailer 2
-
₹3,58,642 INR
View
A
Retailer 3
-
₹3,94,993 INR
SGD 5,624 SGD
View
B+
Retailer 4
-
₹4,10,676 INR
$4,327 USD
View
A
Retailer 5
-
₹4,13,428 INR
$4,356 USD
View
Final sale: no returns
B+
Retailer 6
-
₹4,26,668 INR
SGD 6,075 SGD
View
A
Retailer 7
-
₹4,33,956 INR
£3,600 GBP
View
B+
Retailer 8
-
₹4,45,438 INR
£3,695 GBP
View
B+
Retailer 9
-
₹4,47,975 INR
$4,720 USD
View
B+
Retailer 10
-
₹4,60,095 INR
A$7,458 AUD
View
B+
Retailer 11
-
₹4,62,223 INR
$4,870 USD
View
B+
Retailer 12
-
₹4,74,075 INR
$4,995 USD
View
B+
Retailer 13
-
₹5,06,848 INR
€5,086 EUR
View
B
Retailer 14
-
₹7,13,451 INR
£5,919 GBP
View
Most Expensive
B
Queensmith
6551533295 · Oct 28
₹8,16,027 INR
£6,770 GBP
View
14 more retailers have this diamond
Prices start from ₹3,35,298 INRSave up to ₹4,80,729 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 Cushion
₹3,35,298 INR