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Cushion|Natural|GIA

1.00ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2564185089

Certificate GIA 2564185089

Diamond specifications and retailer prices

From ₹1,58,974 INR
$1,675 USD
As of October 28, 2026
Save ₹39,198 INR (20%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: ₹1,98,172 INR at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564185089. Listed at 6 retailers as of October 28, 2026, with prices from ₹1,58,974 to ₹1,98,172, a ₹39,198 spread on the same certified stone. Blue Nile lists it at ₹1,98,172. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2564185089
Dimensions5.59 × 5.36 × 3.72 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Crystal, Cloud, Needle
Top View
5.59 mm5.36 mm1.00 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564185089
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 69.4%

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: Oct 28
Current: ₹1,98,172 INR|Low: ₹1,45,307 INR|High: ₹2,08,612 INR|Avg: ₹1,77,647 INR|-5.0%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4₹1,58,974 INR
Retailer 3₹1,65,428 INR
Retailer 5₹1,65,428 INR
Retailer 2₹1,80,668 INR
Retailer 6₹1,89,630 INR
Blue Nile₹1,98,172 INR

39 data points across 6 retailers

6 retailers₹1,58,974 INR to ₹1,98,172 INR

A
Cheapest Retailer
-
₹1,58,974 INR
$1,675 USD
A
Retailer 2
-
₹1,65,428 INR
$1,743 USD
View
A
Retailer 3
-
₹1,65,428 INR
$1,743 USD
View
Final sale: no returns
A
Retailer 4
-
₹1,80,668 INR
£1,499 GBP
View
A
Retailer 5
-
₹1,89,630 INR
SGD 2,700 SGD
View
Most Expensive
A
Blue Nile
30120227 · Oct 31
₹1,98,172 INR
$2,088 USD
View
5 more retailers have this diamond
Prices start from ₹1,58,974 INRSave up to ₹39,198 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
₹1,58,974 INR