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Cushion|Natural|GIA

0.30ct G SI1 Cushion Natural Diamond

ID • G/SI1 • GIA 2566559865

Certificate GIA 2566559865

Diamond specifications and retailer prices

From $701 NZD
$395 USD
As of October 28, 2026
Save $836 NZD (54%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,537 NZD at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct natural cushion diamond

This 0.3ct natural cushion sits in the sub-half-carat band, graded G 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 2566559865. Listed at 12 retailers as of October 26, 2026, with prices from $701 to $1,537, a $836 spread on the same certified stone. MOH London lists it at $1,537. 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

0.30
Carat
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle32.3°
OriginNatural
Grading LabGIA
CertificateGIA 2566559865
Dimensions3.83 × 3.77 × 2.47 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizeNone
Top View
3.83 mm3.77 mm0.30 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2566559865
Side View
Table 63.0%Crown 37.6°Girdle: THN-THKPavilion 32.3°Culet: NoneDepth 65.6%

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 28
Current: $1,537 NZD|Low: $497 NZD|High: $1,541 NZD|Avg: $957 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$497 NZD
Retailer 11$701 NZD
Retailer 4$791 NZD
Retailer 7$888 NZD
Retailer 13$900 NZD
Retailer 10$911 NZD
Retailer 9$931 NZD
Retailer 3$942 NZD
Retailer 12$1,006 NZD
Retailer 2$1,053 NZD
Retailer 8$1,237 NZD
Retailer 6$1,348 NZD
MOH London$1,537 NZD

14 data points across 13 retailers

12 retailers$701 NZD to $1,537 NZD

Retailer 1
-
$497 NZD
$280 USD
Price last confirmed 17 days ago
A
Retailer 2
-
$701 NZD
$395 USD
View
B+
Retailer 3
-
$888 NZD
£394 GBP
View
B+
Retailer 4
-
$900 NZD
$507 USD
View
B+
Retailer 5
-
$911 NZD
$514 USD
View
B+
Retailer 6
-
$931 NZD
£413 GBP
View
B
Retailer 7
-
$942 NZD
$531 USD
View
B+
Retailer 8
-
$1,006 NZD
$567 USD
View
B+
Retailer 9
-
$1,053 NZD
ZAR 9,589 ZAR
View
B
Retailer 10
-
$1,237 NZD
€664 EUR
View
B
Retailer 11
-
$1,348 NZD
£598 GBP
View
Most Expensive
B
MOH London
AABEE4D56 · Oct 26
$1,537 NZD
£682 GBP
View
11 more retailers have this diamond
Prices start from $701 NZDSave up to $836 NZD

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
0.30ct Cushion
$701 NZD