Cushion|Natural|GIA

0.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 2557486581

Certificate GIA 2557486581

Diamond specifications and retailer prices

From $418 USD
As of October 31, 2026
Save $965 USD (70%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,383 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.5ct natural cushion diamond

This 0.5ct natural cushion sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557486581. Listed at 11 retailers as of October 29, 2026, with prices from $418 to $1,383, a $965 spread on the same certified stone. MOH London lists it at $1,383. 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

0.50
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557486581
Dimensions4.66 × 4.65 × 3.12 mm
L/W Ratio1.00
Girdle conditionVery Thick
Top View
4.66 mm4.65 mm0.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557486581
Side View
Table 65.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 66.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,383 USD|Low: $350 USD|High: $1,393 USD|Avg: $760 USD|+6.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11$418 USD
Retailer 2$446 USD
Retailer 8$675 USD
Retailer 5$726 USD
Retailer 9$727 USD
Retailer 10$728 USD
Retailer 7$747 USD
Retailer 3$839 USD
Retailer 4$881 USD
Retailer 6$920 USD
MOH London$1,383 USD

33 data points across 11 retailers

11 retailers$418 USD to $1,383 USD

A
Cheapest Retailer
-
$418 USD
Final sale: no returns
A
Retailer 2
-
$446 USD
₹42,457 INR
View
B+
Retailer 3
-
$675 USD
View
B+
Retailer 4
-
$726 USD
£572 GBP
View
B+
Retailer 5
-
$727 USD
View
B+
Retailer 6
-
$728 USD
View
B+
Retailer 7
-
$747 USD
£588 GBP
View
Retailer 8
-
$839 USD
A$1,291 AUD
View
Price last confirmed 26 days ago
B+
Retailer 9
-
$881 USD
€839 EUR
View
B
Retailer 10
-
$920 USD
ZAR 14,859 ZAR
View
Most Expensive
B
MOH London
F6232578A · Oct 29
$1,383 USD
£1,089 GBP
View
10 more retailers have this diamond
Prices start from $418 USDSave up to $965 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
0.50ct Cushion
$418 USD