Cushion|Natural|GIA

1.02ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2377885959

Certificate GIA 2377885959

Diamond specifications and retailer prices

From $3,003 USD
As of October 31, 2026
Save $1,327 USD (31%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,329 USD at Yorxs · As of November 2, 2026
View at Yorxs

About this 1.02ct natural cushion diamond

This 1.02ct 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 2377885959. Listed at 17 retailers as of October 31, 2026, with prices from $3,003 to $4,329, a $1,327 spread on the same certified stone. Yorxs lists it at $4,329. 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

1.02
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2377885959
Dimensions5.69 × 5.66 × 3.72 mm
L/W Ratio1.01
Top View
5.69 mm5.66 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2377885959
Side View
Table 65.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 65.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $3,819 USD|Low: $2,979 USD|High: $4,329 USD|Avg: $3,513 USD|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Yorxs
November 2, 2026
Retailer 7$2,979 USD
Retailer 6$3,003 USD
Retailer 3$3,047 USD
Retailer 2$3,336 USD
Retailer 8$3,384 USD
Retailer 5$3,611 USD
Retailer 4$3,717 USD
Retailer 1$3,819 USD
Retailer 9$3,940 USD
Yorxs$4,329 USD

41 data points across 10 retailers

17 retailers$3,003 USD to $4,329 USD

B+
Cheapest Retailer
-
$3,003 USD
B+
Retailer 2
-
$3,047 USD
View
B+
Retailer 3
-
$3,079 USD
View
B+
Retailer 4
-
$3,209 USD
View
B+
Retailer 5
-
$3,336 USD
SGD 4,508 SGD
View
B+
Retailer 6
-
$3,350 USD
View
B+
Retailer 7
-
$3,382 USD
CA$4,697 CAD
View
B+
Retailer 8
-
$3,384 USD
View
B
Retailer 9
-
$3,611 USD
View
B
Retailer 10
-
$3,717 USD
A$5,718 AUD
View
B
Retailer 11
-
$3,819 USD
£3,007 GBP
View
B
Retailer 12
-
$3,820 USD
View
B
Retailer 13
-
$3,820 USD
View
B
Retailer 14
-
$3,871 USD
View
B
Retailer 15
-
$3,940 USD
View
B
Retailer 16
-
$4,214 USD
View
Most Expensive
B
Yorxs
518485640 · Nov 2
$4,329 USD
€4,123 EUR
View
16 more retailers have this diamond
Prices start from $3,003 USDSave up to $1,327 USD

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.

B+
1.02ct Cushion
$3,003 USD