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Radiant|Natural|GIA

1.50ct G SI1 Radiant Natural Diamond

ID • G/SI1 • GIA 2245026590

Certificate GIA 2245026590

Diamond specifications and retailer prices

From $8,381 CAD
As of November 4, 2026
Save $7,706 CAD (48%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $16,086 CAD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant 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 stated by the retailer rather than the lab and certified by GIA 2245026590. Listed at 20 retailers as of November 4, 2026, with prices from $8,381 to $16,086, a $7,706 spread on the same certified stone. MOH London lists it at $16,086. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245026590
Dimensions8.15 × 5.78 × 3.86 mm
L/W Ratio1.41
Girdle conditionPolished
Top View
8.15 mm5.78 mm1.50 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245026590
Side View
Table 67.0%CrownGirdle: Slightly ThickPavilionCulet: NDepth 66.9%

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: $16,086 CAD|Low: $8,306 CAD|High: $16,783 CAD|Avg: $10,521 CAD|-4.2%
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
Retailer 16
Retailer 17
November 7, 2026
Retailer 8$8,381 CAD
Retailer 15$8,516 CAD
Retailer 5$8,967 CAD
Retailer 11$9,357 CAD
Retailer 4$9,445 CAD
Retailer 16$9,677 CAD
Retailer 13$9,684 CAD
Retailer 6$9,888 CAD
Retailer 7$9,974 CAD
Retailer 2$10,226 CAD
Retailer 9$10,485 CAD
Retailer 10$11,097 CAD
Retailer 3$11,198 CAD
Retailer 17$12,104 CAD
Retailer 12$12,365 CAD
Retailer 14$14,119 CAD
MOH London$16,086 CAD

15 data points across 17 retailers

20 retailers$8,381 CAD to $16,086 CAD

A
Cheapest Retailer
-
$8,381 CAD
A
Retailer 2
-
$8,516 CAD
View
A
Retailer 3
-
$8,967 CAD
View
B+
Retailer 4
-
$9,262 CAD
View
B+
Retailer 5
-
$9,329 CAD
View
A
Retailer 6
-
$9,357 CAD
View
Retailer 7
-
$9,435 CAD
View
Price last confirmed 37 days ago
B+
Retailer 8
-
$9,445 CAD
View
B+
Retailer 9
-
$9,677 CAD
View
Final sale: no returns
B+
Retailer 10
-
$9,684 CAD
View
B+
Retailer 11
-
$9,888 CAD
View
B+
Retailer 12
-
$9,974 CAD
View
B+
Retailer 13
-
$10,226 CAD
View
B+
Retailer 14
-
$10,485 CAD
View
B+
Retailer 15
-
$11,097 CAD
View
Retailer 16
-
$11,198 CAD
View
Price last confirmed 16 days ago
B
Retailer 17
-
$12,104 CAD
View
B
Retailer 18
-
$12,365 CAD
View
B
Retailer 19
-
$14,119 CAD
View
Most Expensive
B
MOH London
EB269E7D9 · Nov 4
$16,086 CAD
£9,005 GBP
View
19 more retailers have this diamond
Prices start from $8,381 CADSave up to $7,706 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 Radiant
$8,381 CAD