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Radiant|Natural|GIA

1.50ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 7558538312

Certificate GIA 7558538312

Diamond specifications and retailer prices

From $13,289 NZD
$7,477 USD
As of November 2, 2026
Save $10,502 NZD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $23,791 NZD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7558538312. Listed at 14 retailers as of November 1, 2026, with prices from $13,289 to $23,791, a $10,502 spread on the same certified stone. MOH London lists it at $23,791. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7558538312
Dimensions8.27 × 5.57 × 3.80 mm
L/W Ratio1.48
Culet sizeNone
Top View
8.27 mm5.57 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 7558538312
Side View
Table 64.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 68.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $23,791 NZD|Low: $13,289 NZD|High: $24,572 NZD|Avg: $17,942 NZD|-3.2%
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
November 2, 2026
Retailer 3$13,289 NZD
Retailer 11$14,689 NZD
Retailer 6$16,652 NZD
Retailer 7$16,728 NZD
Retailer 13$16,980 NZD
Retailer 10$18,004 NZD
Retailer 12$18,004 NZD
Retailer 5$18,198 NZD
Retailer 8$18,486 NZD
Retailer 9$18,608 NZD
Retailer 2$19,190 NZD
Retailer 4$20,051 NZD
MOH London$23,791 NZD

44 data points across 13 retailers

14 retailers$13,289 NZD to $23,791 NZD

B+
Cheapest Retailer
-
$13,289 NZD
$7,477 USD
B+
Retailer 2
-
$14,247 NZD
A$12,333 AUD
View
B+
Retailer 3
-
$14,689 NZD
$8,265 USD
View
B+
Retailer 4
-
$16,652 NZD
£7,377 GBP
View
Retailer 5
-
$16,728 NZD
A$14,480 AUD
View
Price last confirmed 9 days ago
B
Retailer 6
-
$16,980 NZD
$9,554 USD
View
B
Retailer 7
-
$18,004 NZD
$10,130 USD
View
B
Retailer 8
-
$18,004 NZD
$10,130 USD
View
B
Retailer 9
-
$18,047 NZD
$10,154 USD
View
B
Retailer 10
-
$18,198 NZD
$10,239 USD
View
B
Retailer 11
-
$18,486 NZD
$10,401 USD
View
B
Retailer 12
-
$18,608 NZD
$10,470 USD
View
B
Retailer 13
-
$19,190 NZD
€10,283 EUR
View
Most Expensive
B
MOH London
630A842B8 · Nov 1
$23,791 NZD
£10,540 GBP
View
13 more retailers have this diamond
Prices start from $13,289 NZDSave up to $10,502 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.

B+
1.50ct Radiant
$13,289 NZD