CaratHunter
Plans
Round|Natural|GIA

1.50ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6531387273

Certificate GIA 6531387273

Diamond specifications and retailer prices

From $4,388 USD
As of November 6, 2026
Save $4,278 USD (49%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,666 USD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6531387273. Listed at 6 retailers as of November 4, 2026, with prices from $4,388 to $8,666, a $4,278 spread on the same certified stone. MOH London lists it at $8,666. 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
G
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6531387273
Dimensions7.34 × 7.27 × 4.56 mm
L/W Ratio1.01
Star length50%
Top View
7.34 mm7.27 mm1.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6531387273
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.5%

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: $8,666 USD|Low: $4,376 USD|High: $8,795 USD|Avg: $5,800 USD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 2$4,388 USD
Retailer 5$4,775 USD
Retailer 6$5,075 USD
Retailer 4$5,236 USD
Retailer 3$6,214 USD
MOH London$8,666 USD

40 data points across 6 retailers

6 retailers$4,388 USD to $8,666 USD

A
Cheapest Retailer
-
$4,388 USD
A
Retailer 2
-
$4,775 USD
View
A
Retailer 3
-
$5,075 USD
View
A
Retailer 4
-
$5,236 USD
View
A
Retailer 5
-
$6,214 USD
View
Most Expensive
B+
MOH London
EC9E06D85 · Nov 4
$8,666 USD
£6,824 GBP
View
5 more retailers have this diamond
Prices start from $4,388 USDSave up to $4,278 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 Round
$4,388 USD