Cushion|Natural|GIA

0.90ct G SI2 Cushion Natural Diamond

EX • G/SI2 • GIA 6395556492

Certificate GIA 6395556492

Diamond specifications and retailer prices

From $1,331 USD
As of October 31, 2026
Save $3,210 USD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,541 USD at Moon Ocean · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6395556492. Listed at 14 retailers as of October 30, 2026, with prices from $1,331 to $4,541, a $3,210 spread on the same certified stone. Moon Ocean lists it at $4,541. 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
G
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6395556492
Dimensions5.59 × 5.26 × 3.56 mm
L/W Ratio1.06
Top View
5.59 mm5.26 mm0.90 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6395556492
Side View
Table 58.0%CrownGirdle: THN-VTKPavilionCulet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,541 USD|Low: $1,415 USD|High: $4,589 USD|Avg: $2,387 USD|+0.2%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 7$1,485 USD
Retailer 3$1,491 USD
Retailer 5$1,645 USD
Retailer 6$1,792 USD
Retailer 2$2,448 USD
Retailer 4$3,081 USD
Moon Ocean$4,541 USD

40 data points across 7 retailers

14 retailers$1,331 USD to $4,541 USD

A
Cheapest Retailer
-
$1,331 USD
A
Retailer 2
-
$1,485 USD
View
A
Retailer 3
-
$1,491 USD
£1,174 GBP
View
B+
Retailer 4
-
$1,571 USD
View
B+
Retailer 5
-
$1,580 USD
View
B+
Retailer 6
-
$1,580 USD
View
B+
Retailer 7
-
$1,632 USD
View
B+
Retailer 8
-
$1,640 USD
View
B+
Retailer 9
-
$1,645 USD
View
B+
Retailer 10
-
$1,792 USD
View
B+
Retailer 11
-
$1,929 USD
View
B+
Retailer 12
-
$2,448 USD
€2,331 EUR
View
B
Retailer 13
-
$3,081 USD
£2,426 GBP
View
Most Expensive
B
Moon Ocean
NVN-E51212C11-492 · Oct 30
$4,541 USD
£3,575 GBP
View
13 more retailers have this diamond
Prices start from $1,331 USDSave up to $3,210 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.

A
0.90ct Cushion
$1,331 USD