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Cushion|Natural|GIA

1.02ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 1377937186

Certificate GIA 1377937186

Diamond specifications and retailer prices

From €2,442 EUR
$2,728 USD
As of October 31, 2026
Save €1,081 EUR (31%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,523 EUR 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 1377937186. Listed at 16 retailers as of October 31, 2026, with prices from €2,442 to €3,523, a €1,081 spread on the same certified stone. Yorxs lists it at €3,523. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 1377937186
Dimensions5.94 × 5.75 × 3.64 mm
L/W Ratio1.03
Culet sizeNone
Top View
5.94 mm5.75 mm1.02 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 1377937186
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.3%

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: €3,140 EUR|Low: €2,410 EUR|High: €4,063 EUR|Avg: €2,941 EUR|+3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Yorxs
November 2, 2026
Retailer 6€2,410 EUR
Retailer 5€2,442 EUR
Retailer 3€2,497 EUR
Retailer 2€2,714 EUR
Retailer 7€2,753 EUR
Retailer 4€2,938 EUR
Retailer 1€3,140 EUR
Yorxs€3,523 EUR
Retailer 8€4,063 EUR

42 data points across 9 retailers

16 retailers€2,442 EUR to €3,523 EUR

B+
Cheapest Retailer
-
€2,442 EUR
$2,728 USD
B+
Retailer 2
-
€2,497 EUR
$2,790 USD
View
B+
Retailer 3
-
€2,547 EUR
$2,846 USD
View
B+
Retailer 4
-
€2,609 EUR
$2,915 USD
View
B+
Retailer 5
-
€2,714 EUR
SGD 4,098 SGD
View
B+
Retailer 6
-
€2,736 EUR
$3,057 USD
View
B
Retailer 7
-
€2,753 EUR
$3,076 USD
View
B+
Retailer 8
-
€2,938 EUR
$3,282 USD
View
B+
Retailer 9
-
€2,963 EUR
CA$4,598 CAD
View
B
Retailer 10
-
€3,097 EUR
$3,460 USD
View
B
Retailer 11
-
€3,097 EUR
$3,460 USD
View
B
Retailer 12
-
€3,140 EUR
£2,762 GBP
View
B
Retailer 13
-
€3,150 EUR
$3,519 USD
View
B
Retailer 14
-
€3,204 EUR
$3,580 USD
View
B
Retailer 15
-
€3,491 EUR
$3,900 USD
View
Most Expensive
B
Yorxs
518485380 · Nov 2
€3,523 EUR
View
15 more retailers have this diamond
Prices start from €2,442 EURSave up to €1,081 EUR

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
€2,442 EUR