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Cushion|Natural|GIA

1.00ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 1428718547

Certificate GIA 1428718547

Diamond specifications and retailer prices

From ₹96,174 INR
As of November 6, 2026
Save ₹1,41,190 INR (59%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: ₹2,37,364 INR at MOH London · As of November 4, 2026
View at MOH London

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1428718547. Listed at 14 retailers as of November 4, 2026, with prices from ₹96,174 to ₹2,37,364, a ₹1,41,190 spread on the same certified stone. MOH London lists it at ₹2,37,364. 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

1.00
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1428718547
Dimensions5.22 × 5.22 × 4.14 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
5.22 mm5.22 mm1.00 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1428718547
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 79.3%

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 6
Current: ₹2,37,364 INR|Low: ₹96,174 INR|High: ₹2,39,272 INR|Avg: ₹1,50,652 INR|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9₹96,174 INR
Retailer 10₹1,24,068 INR
Retailer 2₹1,25,947 INR
Retailer 8₹1,29,891 INR
Retailer 5₹1,34,118 INR
Retailer 3₹1,39,941 INR
Retailer 6₹1,42,477 INR
Retailer 7₹1,58,537 INR
Retailer 11₹1,69,432 INR
Retailer 4₹1,80,139 INR
MOH London₹2,37,364 INR

35 data points across 11 retailers

14 retailers₹96,174 INR to ₹2,37,364 INR

A
Cheapest Retailer
-
₹96,174 INR
B+
Retailer 2
-
₹1,20,405 INR
View
Retailer 3
-
₹1,21,532 INR
View
Price last confirmed 58 days ago
B+
Retailer 4
-
₹1,24,068 INR
View
Final sale: no returns
A
Retailer 5
-
₹1,25,947 INR
View
Retailer 6
-
₹1,29,891 INR
View
Price last confirmed 8 days ago
B+
Retailer 7
-
₹1,34,118 INR
View
B+
Retailer 8
-
₹1,39,941 INR
View
B+
Retailer 9
-
₹1,42,101 INR
View
B+
Retailer 10
-
₹1,42,477 INR
View
B+
Retailer 11
-
₹1,58,537 INR
View
Retailer 12
-
₹1,69,432 INR
View
Price last confirmed 32 days ago
B+
Retailer 13
-
₹1,80,139 INR
View
Most Expensive
B
MOH London
B3C613D10 · Nov 4
₹2,37,364 INR
£1,990 GBP
View
13 more retailers have this diamond
Prices start from ₹96,174 INRSave up to ₹1,41,190 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
1.00ct Cushion
₹96,174 INR