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Cushion|Natural|GIA

1.50ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 2556699041

Certificate GIA 2556699041

Diamond specifications and retailer prices

From $2,444 USD
As of November 6, 2026
Save $2,964 USD (55%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $5,408 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556699041. Listed at 14 retailers as of November 4, 2026, with prices from $2,444 to $5,408, a $2,964 spread on the same certified stone. MOH London lists it at $5,408. 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
K
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556699041
Dimensions7.68 × 5.92 × 4.13 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Indented Natural, Natural
Top View
7.68 mm5.92 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556699041
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 69.7%

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: Nov 6
Current: $5,408 USD|Low: $2,419 USD|High: $5,516 USD|Avg: $3,408 USD|-1.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9$2,444 USD
Retailer 2$2,585 USD
Retailer 8$2,867 USD
Retailer 11$2,974 USD
Retailer 4$3,231 USD
Retailer 7$3,335 USD
Retailer 3$3,385 USD
Retailer 6$3,398 USD
Retailer 10$3,491 USD
Retailer 5$3,774 USD
MOH London$5,408 USD

28 data points across 11 retailers

14 retailers$2,444 USD to $5,408 USD

A
Cheapest Retailer
-
$2,444 USD
A
Retailer 2
-
$2,585 USD
View
A
Retailer 3
-
$2,867 USD
View
A
Retailer 4
-
$2,974 USD
View
B+
Retailer 5
-
$3,018 USD
View
B+
Retailer 6
-
$3,229 USD
View
A
Retailer 7
-
$3,231 USD
View
Retailer 8
-
$3,263 USD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$3,335 USD
View
B+
Retailer 10
-
$3,385 USD
View
B+
Retailer 11
-
$3,398 USD
View
B+
Retailer 12
-
$3,491 USD
View
B+
Retailer 13
-
$3,774 USD
View
Most Expensive
B
MOH London
33BB0FB4E · Nov 4
$5,408 USD
£4,258 GBP
View
13 more retailers have this diamond
Prices start from $2,444 USDSave up to $2,964 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
$2,444 USD