CaratHunter
Plans
Cushion|Natural|GIA

0.51ct G SI1 Cushion Natural Diamond

GD • G/SI1 • GIA 2336153650

Certificate GIA 2336153650

Diamond specifications and retailer prices

From $2,503 AUD
As of November 6, 2026
Save $789 AUD (24%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,292 AUD 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 $2,503 to $3,292, a $789 spread on the same certified stone. MOH London lists it at $3,292. 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: $3,292 AUD|Low: $1,696 AUD|High: $3,340 AUD|Avg: $2,404 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$1,696 AUD
Retailer 7$2,125 AUD
Retailer 6$2,291 AUD
Retailer 4$2,355 AUD
Retailer 2$2,503 AUD
Retailer 5$2,551 AUD
MOH London$3,292 AUD

30 data points across 7 retailers

4 retailers$2,503 AUD to $3,292 AUD

Retailer 1
-
$1,696 AUD
Price last confirmed 17 days ago
Retailer 2
-
$2,355 AUD
View
Price last confirmed 34 days ago
B
Retailer 3
-
$2,503 AUD
View
Most Expensive
B
MOH London
02BE2DDC6 · Nov 4
$3,292 AUD
£1,781 GBP
View
3 more retailers have this diamond
Prices start from $2,503 AUDSave up to $789 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
0.51ct Cushion
$2,503 AUD