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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 €1,573 EUR
$1,764 USD
As of November 2, 2026
Save €2,257 EUR (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €3,830 EUR at Moon Ocean · As of November 2, 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 2, 2026, with prices from €1,573 to €3,830, a €2,257 spread on the same certified stone. Moon Ocean lists it at €3,830. 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
Colour
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: €3,830 EUR|Low: €1,573 EUR|High: €3,853 EUR|Avg: €2,177 EUR|-0.6%
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€1,573 EUR
Retailer 9€1,608 EUR
Retailer 4€1,629 EUR
Retailer 11€1,634 EUR
Retailer 16€1,649 EUR
Retailer 7€1,696 EUR
Retailer 19€1,832 EUR
Retailer 15€1,973 EUR
Retailer 20€1,981 EUR
Retailer 6€2,080 EUR
Retailer 3€2,095 EUR
Retailer 21€2,095 EUR
Retailer 13€2,166 EUR
Retailer 5€2,167 EUR
Retailer 14€2,275 EUR
Retailer 8€2,405 EUR
Retailer 2€2,544 EUR
Retailer 10€2,860 EUR
Retailer 18€2,936 EUR
Retailer 17€3,488 EUR
Moon Ocean€3,830 EUR

41 data points across 21 retailers

22 retailers€1,573 EUR to €3,830 EUR

B+
Cheapest Retailer
-
€1,573 EUR
$1,764 USD
Final sale: no returns
B+
Retailer 2
-
€1,608 EUR
$1,803 USD
View
B+
Retailer 3
-
€1,629 EUR
$1,827 USD
View
B+
Retailer 4
-
€1,634 EUR
$1,833 USD
View
B+
Retailer 5
-
€1,649 EUR
$1,850 USD
View
B+
Retailer 6
-
€1,696 EUR
$1,903 USD
View
B+
Retailer 7
-
€1,832 EUR
$2,055 USD
View
B
Retailer 8
-
€1,973 EUR
$2,213 USD
View
B
Retailer 9
-
€1,981 EUR
$2,222 USD
View
B
Retailer 10
-
€2,080 EUR
$2,333 USD
View
B
Retailer 11
-
€2,095 EUR
$2,350 USD
View
B
Retailer 12
-
€2,095 EUR
$2,350 USD
View
B
Retailer 13
-
€2,166 EUR
£1,913 GBP
View
B
Retailer 14
-
€2,167 EUR
$2,430 USD
View
B
Retailer 15
-
€2,275 EUR
$2,552 USD
View
B
Retailer 16
-
€2,294 EUR
CA$3,573 CAD
View
B
Retailer 17
-
€2,405 EUR
$2,697 USD
View
B
Retailer 18
-
€2,544 EUR
View
B
Retailer 19
-
€2,860 EUR
$3,208 USD
View
B
Retailer 20
-
€2,936 EUR
ZAR 53,197 ZAR
View
B
Retailer 21
-
€3,488 EUR
£3,080 GBP
View
Most Expensive
B
Moon Ocean
NVN-995D74AD5-288 · Nov 2
€3,830 EUR
£3,383 GBP
View
21 more retailers have this diamond
Prices start from €1,573 EURSave up to €2,257 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
€1,573 EUR