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Cushion|Natural|GIA

0.90ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2427371288

Certificate GIA 2427371288

Diamond specifications and retailer prices

From €1,579 EUR
$1,764 USD
As of November 2, 2026
Save €2,267 EUR (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,845 EUR at Moon Ocean · As of November 1, 2026
View at Moon Ocean

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded H 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 2427371288. Listed at 22 retailers as of November 1, 2026, with prices from €1,579 to €3,845, a €2,267 spread on the same certified stone. Moon Ocean lists it at €3,845. 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

0.90
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2427371288
Dimensions6.38 × 4.91 × 3.25 mm
L/W Ratio1.30
Top View
6.38 mm4.91 mm0.90 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2427371288
Side View
Table 64.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 66.2%

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: Nov 2
Current: €3,845 EUR|Low: €1,579 EUR|High: €3,868 EUR|Avg: €2,183 EUR|-0.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 12€1,579 EUR
Retailer 9€1,614 EUR
Retailer 4€1,635 EUR
Retailer 11€1,641 EUR
Retailer 15€1,656 EUR
Retailer 7€1,703 EUR
Retailer 19€1,839 EUR
Retailer 13€1,981 EUR
Retailer 20€1,989 EUR
Retailer 6€2,088 EUR
Retailer 3€2,103 EUR
Retailer 21€2,103 EUR
Retailer 2€2,175 EUR
Retailer 5€2,175 EUR
Retailer 14€2,284 EUR
Retailer 8€2,414 EUR
Retailer 18€2,547 EUR
Retailer 10€2,871 EUR
Retailer 17€2,947 EUR
Retailer 16€3,501 EUR
Moon Ocean€3,845 EUR

42 data points across 21 retailers

22 retailers€1,579 EUR to €3,845 EUR

B+
Cheapest Retailer
-
€1,579 EUR
$1,764 USD
Final sale: no returns
B+
Retailer 2
-
€1,614 EUR
$1,803 USD
View
B+
Retailer 3
-
€1,635 EUR
$1,827 USD
View
B+
Retailer 4
-
€1,641 EUR
$1,833 USD
View
B+
Retailer 5
-
€1,656 EUR
$1,850 USD
View
B+
Retailer 6
-
€1,703 EUR
$1,903 USD
View
B+
Retailer 7
-
€1,839 EUR
$2,055 USD
View
B
Retailer 8
-
€1,981 EUR
$2,213 USD
View
B
Retailer 9
-
€1,989 EUR
$2,222 USD
View
B
Retailer 10
-
€2,088 EUR
$2,333 USD
View
B
Retailer 11
-
€2,103 EUR
$2,350 USD
View
B
Retailer 12
-
€2,103 EUR
$2,350 USD
View
B
Retailer 13
-
€2,175 EUR
£1,913 GBP
View
B
Retailer 14
-
€2,175 EUR
$2,430 USD
View
B
Retailer 15
-
€2,284 EUR
$2,552 USD
View
B
Retailer 16
-
€2,303 EUR
CA$3,573 CAD
View
B
Retailer 17
-
€2,414 EUR
$2,697 USD
View
B
Retailer 18
-
€2,547 EUR
View
B
Retailer 19
-
€2,871 EUR
$3,208 USD
View
B
Retailer 20
-
€2,947 EUR
ZAR 53,197 ZAR
View
B
Retailer 21
-
€3,501 EUR
£3,080 GBP
View
Most Expensive
B
Moon Ocean
NVN-995D74AD5-288 · Nov 1
€3,845 EUR
£3,383 GBP
View
21 more retailers have this diamond
Prices start from €1,579 EURSave up to €2,267 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+
0.90ct Cushion
€1,579 EUR