CaratHunter
Plans
Cushion|Natural|GIA

1.50ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 1545812994

Certificate GIA 1545812994

Diamond specifications and retailer prices

From $3,560 USD
As of November 6, 2026
Save $3,965 USD (53%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $7,525 USD at MOH London · As of November 4, 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 H 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 1545812994. Listed at 17 retailers as of November 4, 2026, with prices from $3,560 to $7,525, a $3,965 spread on the same certified stone. MOH London lists it at $7,525. 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
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545812994
Dimensions7.59 × 6.00 × 4.10 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.59 mm6.00 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545812994
Side View
Table 68.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 68.4%

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 6
Current: $7,525 USD|Low: $3,560 USD|High: $7,637 USD|Avg: $5,087 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$3,560 USD
Retailer 3$4,439 USD
Retailer 7$4,470 USD
Retailer 5$4,664 USD
Retailer 8$4,775 USD
Retailer 4$5,040 USD
Retailer 6$5,780 USD
MOH London$7,525 USD

31 data points across 8 retailers

17 retailers$3,560 USD to $7,525 USD

A
Cheapest Retailer
-
$3,560 USD
A
Retailer 2
-
$3,769 USD
View
Final sale: no returns
A
Retailer 3
-
$3,893 USD
View
A
Retailer 4
-
$4,045 USD
View
A
Retailer 5
-
$4,132 USD
View
A
Retailer 6
-
$4,342 USD
View
A
Retailer 7
-
$4,439 USD
View
B+
Retailer 8
-
$4,470 USD
View
A
Retailer 9
-
$4,664 USD
View
Retailer 10
-
$4,737 USD
View
Price last confirmed 22 days ago
Retailer 11
-
$4,775 USD
View
Price last confirmed 29 days ago
B+
Retailer 12
-
$4,887 USD
View
B+
Retailer 13
-
$4,989 USD
View
B+
Retailer 14
-
$5,040 USD
View
B+
Retailer 15
-
$5,070 USD
View
B+
Retailer 16
-
$5,780 USD
View
Most Expensive
B
MOH London
DB2474490 · Nov 4
$7,525 USD
£5,925 GBP
View
16 more retailers have this diamond
Prices start from $3,560 USDSave up to $3,965 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
1.50ct Cushion
$3,560 USD