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Round|Natural|GIA

1.50ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7558599604

Certificate GIA 7558599604

Diamond specifications and retailer prices

From $7,627 CAD
As of November 4, 2026
Save $5,874 CAD (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,501 CAD 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7558599604. Listed at 13 retailers as of November 4, 2026, with prices from $7,627 to $13,501, a $5,874 spread on the same certified stone. MOH London lists it at $13,501. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7558599604
Dimensions7.25 × 7.29 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Knot, Feather, Cloud, Needle
Top View
7.25 mm7.29 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7558599604
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 4
Current: $13,501 CAD|Low: $7,627 CAD|High: $14,471 CAD|Avg: $10,035 CAD|-6.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 3$7,627 CAD
Retailer 15$7,733 CAD
Retailer 12$8,014 CAD
Retailer 6$8,220 CAD
Retailer 13$8,463 CAD
Retailer 14$8,482 CAD
Retailer 9$8,669 CAD
Retailer 8$9,410 CAD
Retailer 7$9,518 CAD
Retailer 2$9,702 CAD
Retailer 4$10,222 CAD
Retailer 11$10,603 CAD
Retailer 10$11,211 CAD
Retailer 5$11,237 CAD
MOH London$13,501 CAD

36 data points across 15 retailers

13 retailers$7,627 CAD to $13,501 CAD

A
Cheapest Retailer
-
$7,627 CAD
A
Retailer 2
-
$7,733 CAD
View
A
Retailer 3
-
$8,014 CAD
View
Retailer 4
-
$8,220 CAD
View
Price last confirmed 22 days ago
A
Retailer 5
-
$8,463 CAD
View
A
Retailer 6
-
$8,482 CAD
View
Final sale: no returns
A
Retailer 7
-
$8,669 CAD
View
A
Retailer 8
-
$9,410 CAD
View
Retailer 9
-
$9,518 CAD
View
Price last confirmed 33 days ago
A
Retailer 10
-
$9,702 CAD
View
B+
Retailer 11
-
$10,603 CAD
View
B+
Retailer 12
-
$11,211 CAD
View
Most Expensive
B+
MOH London
CAF7B46BD · Nov 4
$13,501 CAD
£7,612 GBP
View
12 more retailers have this diamond
Prices start from $7,627 CADSave up to $5,874 CAD

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
$7,627 CAD