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Radiant|Natural|GIA

1.50ct H SI1 Radiant Natural Diamond

EX • H/SI1 • GIA 3475829564

Certificate GIA 3475829564

Diamond specifications and retailer prices

From $5,852 NZD
As of November 5, 2026
Save $6,744 NZD (54%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,596 NZD at MOH London · As of November 2, 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 H 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 3475829564. Listed at 13 retailers as of November 2, 2026, with prices from $5,852 to $12,596, a $6,744 spread on the same certified stone. MOH London lists it at $12,596. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.1°
Pavilion angle59.6°
OriginNatural
Grading LabGIA
CertificateGIA 3475829564
Dimensions6.19 × 6.12 × 4.16 mm
L/W Ratio1.01
Top View
6.19 mm6.12 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3475829564
Side View
Table 66.0%Crown 50.1°Girdle: STK-VTKPavilion 59.6°Culet: NoneDepth 68.0%

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 5
Current: $12,596 NZD|Low: $5,852 NZD|High: $12,928 NZD|Avg: $8,043 NZD|+1.3%
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
November 7, 2026
Retailer 9$5,852 NZD
Retailer 10$6,085 NZD
Retailer 8$6,332 NZD
Retailer 6$6,597 NZD
Retailer 4$6,822 NZD
Retailer 2$7,371 NZD
Retailer 3$7,414 NZD
Retailer 11$7,414 NZD
Retailer 12$7,649 NZD
Retailer 13$7,789 NZD
Retailer 5$8,168 NZD
Retailer 7$8,882 NZD
MOH London$12,596 NZD

45 data points across 13 retailers

13 retailers$5,852 NZD to $12,596 NZD

A
Cheapest Retailer
-
$5,852 NZD
A
Retailer 2
-
$6,085 NZD
View
Final sale: no returns
A
Retailer 3
-
$6,332 NZD
View
A
Retailer 4
-
$6,597 NZD
View
Retailer 5
-
$6,822 NZD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$7,371 NZD
View
A
Retailer 7
-
$7,414 NZD
View
A
Retailer 8
-
$7,414 NZD
View
A
Retailer 9
-
$7,649 NZD
View
A
Retailer 10
-
$7,789 NZD
View
Retailer 11
-
$8,168 NZD
View
Price last confirmed 29 days ago
A
Retailer 12
-
$8,882 NZD
View
Most Expensive
B+
MOH London
2FDA6A337 · Nov 2
$12,596 NZD
£5,498 GBP
View
12 more retailers have this diamond
Prices start from $5,852 NZDSave up to $6,744 NZD

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
$5,852 NZD