Cushion|Natural|GIA

1.50ct K SI2 Cushion Natural Diamond

EX • K/SI2 • GIA 5546944374

Certificate GIA 5546944374

Diamond specifications and retailer prices

From $1,656 USD
As of November 5, 2026
Save $507 USD (23%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,163 USD at GemTrove · As of November 6, 2026
View at GemTrove

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 5546944374. Listed at 6 retailers as of November 6, 2026, with prices from $1,656 to $2,163, a $507 spread on the same certified stone. GemTrove lists it at $2,163. 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
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5546944374
Dimensions6.36 × 6.08 × 4.31 mm
L/W Ratio1.05
Top View
6.36 mm6.08 mm1.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5546944374
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 70.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,163 USD|Low: $1,475 USD|High: $2,163 USD|Avg: $1,835 USD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$1,656 USD
Retailer 4$1,656 USD
Retailer 6$1,669 USD
Retailer 2$1,812 USD
Retailer 5$1,915 USD
GemTrove$2,163 USD

41 data points across 6 retailers

6 retailers$1,656 USD to $2,163 USD

A
Cheapest Retailer
-
$1,656 USD
A
Retailer 2
-
$1,656 USD
View
Final sale: no returns
A
Retailer 3
-
$1,669 USD
View
A
Retailer 4
-
$1,812 USD
View
A
Retailer 5
-
$1,915 USD
View
Most Expensive
B+
GemTrove
GT-N-00963678-98 · Nov 6
$2,163 USD
A$3,328 AUD
View
5 more retailers have this diamond
Prices start from $1,656 USDSave up to $507 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
$1,656 USD