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Cushion|Natural|GIA

0.51ct G SI1 Cushion Natural Diamond

GD • G/SI1 • GIA 2336153650

Certificate GIA 2336153650

Diamond specifications and retailer prices

From $3,103 NZD
As of November 6, 2026
Save $977 NZD (24%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,080 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 0.51ct natural cushion diamond

This 0.51ct natural cushion sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2336153650. Listed at 4 retailers as of November 4, 2026, with prices from $3,103 to $4,080, a $977 spread on the same certified stone. MOH London lists it at $4,080. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
G
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2336153650
Dimensions4.58 × 4.40 × 2.98 mm
L/W Ratio1.04
Top View
4.58 mm4.40 mm0.51 ctG / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2336153650
Side View
Table 61.0%CrownGirdle: ThickPavilionCulet: NoneDepth 67.8%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,080 NZD|Low: $2,102 NZD|High: $4,140 NZD|Avg: $2,980 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$2,102 NZD
Retailer 7$2,634 NZD
Retailer 6$2,839 NZD
Retailer 4$2,919 NZD
Retailer 2$3,103 NZD
Retailer 5$3,162 NZD
MOH London$4,080 NZD

30 data points across 7 retailers

4 retailers$3,103 NZD to $4,080 NZD

Retailer 1
-
$2,102 NZD
Price last confirmed 17 days ago
Retailer 2
-
$2,919 NZD
View
Price last confirmed 34 days ago
B
Retailer 3
-
$3,103 NZD
View
Most Expensive
B
MOH London
02BE2DDC6 · Nov 4
$4,080 NZD
£1,781 GBP
View
3 more retailers have this diamond
Prices start from $3,103 NZDSave up to $977 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.

B
0.51ct Cushion
$3,103 NZD