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Cushion|Natural|GIA

1.80ct G VS2 Cushion Natural Diamond

ID • G/VS2 • GIA 5231942991

Certificate GIA 5231942991

Diamond specifications and retailer prices

From $15,940 AUD
$11,197 USD
As of November 1, 2026
Save $9,299 AUD (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $25,239 AUD at Cape Diamonds · As of October 31, 2026
View at Cape Diamonds

About this 1.8ct natural cushion diamond

This 1.8ct natural cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231942991. Listed at 10 retailers as of October 31, 2026, with prices from $15,940 to $25,239, a $9,299 spread on the same certified stone. Cape Diamonds lists it at $25,239. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
G
Colour
VS2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 5231942991
Dimensions8.54 × 6.30 × 4.25 mm
L/W Ratio1.36
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
8.54 mm6.30 mm1.80 ctG / VS2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 5231942991
Side View
Table 65.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.3%

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: Nov 1
Current: $25,239 AUD|Low: $16,919 AUD|High: $25,239 AUD|Avg: $19,618 AUD|+3.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 6$16,919 AUD
Retailer 2$18,327 AUD
Retailer 5$18,838 AUD
Retailer 7$18,940 AUD
Retailer 4$18,995 AUD
Retailer 3$20,020 AUD
Cape Diamonds$25,239 AUD

43 data points across 7 retailers

10 retailers$15,940 AUD to $25,239 AUD

B+
Cheapest Retailer
-
$15,940 AUD
$11,197 USD
B+
Retailer 2
-
$16,919 AUD
$11,885 USD
View
B+
Retailer 3
-
$18,327 AUD
£10,137 GBP
View
B
Retailer 4
-
$18,838 AUD
View
B
Retailer 5
-
$18,940 AUD
$13,304 USD
View
B
Retailer 6
-
$18,995 AUD
$13,343 USD
View
B+
Retailer 7
-
$20,020 AUD
€13,393 EUR
View
B+
Retailer 8
-
$20,235 AUD
$14,214 USD
View
B
Retailer 9
-
$20,335 AUD
$14,284 USD
View
Most Expensive
B
Cape Diamonds
cert_5231942991 · Oct 31
$25,239 AUD
ZAR 286,418 ZAR
View
9 more retailers have this diamond
Prices start from $15,940 AUDSave up to $9,299 AUD

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+
1.80ct Cushion
$15,940 AUD