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Cushion|Natural|GIA

3.05ct G SI2 Cushion Natural Diamond

ID • G/SI2 • GIA 1232920245

Certificate GIA 1232920245

Diamond specifications and retailer prices

From $27,671 USD
As of November 1, 2026
Save $18,906 USD (41%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $46,577 USD at MOH London · As of November 1, 2026
View at MOH London

About this 3.05ct natural cushion diamond

This 3.05ct natural cushion sits in the three to five 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 1232920245. Listed at 11 retailers as of November 1, 2026, with prices from $27,671 to $46,577, a $18,906 spread on the same certified stone. MOH London lists it at $46,577. 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

3.05
Carat
G
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle37.38°
OriginNatural
Grading LabGIA
CertificateGIA 1232920245
Dimensions10.02 × 7.62 × 5.18 mm
L/W Ratio1.31
Key to symbols
Crystal, Feather, Needle
Top View
10.02 mm7.62 mm3.05 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232920245
Side View
Table 63.0%CrownGirdle: STK-THKPavilion 37.38°Culet: NoneDepth 68.0%

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: Nov 1
Current: $46,577 USD|Low: $27,671 USD|High: $52,544 USD|Avg: $36,658 USD|-10.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 5$27,671 USD
Retailer 6$28,987 USD
Retailer 9$30,448 USD
Retailer 8$31,551 USD
Retailer 7$32,620 USD
Retailer 10$32,620 USD
Retailer 2$32,892 USD
Retailer 11$33,700 USD
Retailer 3$35,430 USD
Retailer 4$36,588 USD
MOH London$46,577 USD

38 data points across 11 retailers

11 retailers$27,671 USD to $46,577 USD

A
Cheapest Retailer
-
$27,671 USD
A
Retailer 2
-
$28,987 USD
View
A
Retailer 3
-
$30,448 USD
View
Final sale: no returns
A
Retailer 4
-
$31,551 USD
View
A
Retailer 5
-
$32,620 USD
View
A
Retailer 6
-
$32,620 USD
View
A
Retailer 7
-
$32,892 USD
£25,900 GBP
View
B+
Retailer 8
-
$33,700 USD
View
B+
Retailer 9
-
$35,430 USD
A$54,508 AUD
View
B+
Retailer 10
-
$36,588 USD
€34,846 EUR
View
Most Expensive
B+
MOH London
E228EB0AD · Nov 1
$46,577 USD
£36,675 GBP
View
10 more retailers have this diamond
Prices start from $27,671 USDSave up to $18,906 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
3.05ct Cushion
$27,671 USD