CaratHunter
Plans
Cushion|Natural|GIA

1.50ct D SI1 Cushion Natural Diamond

EX • D/SI1 • GIA 6233946339

Certificate GIA 6233946339

Diamond specifications and retailer prices

From $4,659 USD
HK$36,400 HKD
As of November 1, 2026
Save $4,678 USD (50%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $9,337 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.5ct natural cushion diamond

This 1.5ct natural cushion sits in the one-and-a-half to two 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 6233946339. Listed at 10 retailers as of November 1, 2026, with prices from $4,659 to $9,337, a $4,678 spread on the same certified stone. MOH London lists it at $9,337. 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

1.50
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle35.81°
OriginNatural
Grading LabGIA
CertificateGIA 6233946339
Dimensions7.60 × 5.88 × 4.07 mm
L/W Ratio1.29
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.60 mm5.88 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6233946339
Side View
Table 62.0%CrownGirdle: STK-VTKPavilion 35.81°Culet: NoneDepth 69.3%

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: $9,337 USD|Low: $4,659 USD|High: $10,418 USD|Avg: $6,550 USD|-10.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$4,659 USD
Retailer 4$5,361 USD
Retailer 8$5,389 USD
Retailer 5$5,570 USD
Retailer 3$5,930 USD
Retailer 9$6,535 USD
Retailer 7$6,649 USD
Retailer 6$7,018 USD
MOH London$9,337 USD

34 data points across 9 retailers

10 retailers$4,659 USD to $9,337 USD

A
Cheapest Retailer
-
$4,659 USD
HK$36,400 HKD
A
Retailer 2
-
$5,361 USD
€5,106 EUR
View
A
Retailer 3
-
$5,389 USD
SGD 7,282 SGD
View
A
Retailer 4
-
$5,570 USD
View
A
Retailer 5
-
$5,930 USD
£4,669 GBP
View
B+
Retailer 6
-
$6,535 USD
View
Final sale: no returns
B+
Retailer 7
-
$6,649 USD
View
B+
Retailer 8
-
$6,960 USD
A$10,708 AUD
View
B+
Retailer 9
-
$7,018 USD
€6,684 EUR
View
Most Expensive
B+
MOH London
8A896A3F4 · Nov 1
$9,337 USD
£7,352 GBP
View
9 more retailers have this diamond
Prices start from $4,659 USDSave up to $4,678 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
1.50ct Cushion
$4,659 USD