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Radiant|Natural|GIA

1.50ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 1563017989

Certificate GIA 1563017989

Diamond specifications and retailer prices

From $15,409 NZD
$8,670 USD
As of October 26, 2026
9 retailers carry this diamond
Most expensive: $25,398 NZD at NZ Jewellers · As of October 24, 2026
View at NZ Jewellers

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 1563017989. Listed at 9 retailers as of October 24, 2026. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.59°
OriginNatural
Grading LabGIA
CertificateGIA 1563017989
Dimensions8.42 × 5.67 × 3.94 mm
L/W Ratio1.49
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
8.42 mm5.67 mm1.50 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563017989
Side View
Table 68.0%Crown 25.59°Girdle: MED-STKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 26
Current: $25,398 NZD|Low: $15,409 NZD|High: $25,398 NZD|Avg: $19,157 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 27, 2026
Retailer 9$15,409 NZD
Retailer 10$16,611 NZD
Retailer 6$16,734 NZD
Retailer 4$16,847 NZD
Retailer 8$16,931 NZD
Retailer 3$17,070 NZD
Retailer 2$18,559 NZD
Retailer 7$21,991 NZD
Retailer 5$23,831 NZD
NZ Jewellers$25,398 NZD

18 data points across 10 retailers

9 retailers$15,409 NZD to $25,398 NZD

Retailer 1
-
$15,409 NZD
$8,670 USD
Price last confirmed 7 days ago
Retailer 2
-
$16,734 NZD
A$14,485 AUD
View
Price last confirmed 9 days ago
Retailer 3
-
$16,847 NZD
£7,464 GBP
View
Price last confirmed 7 days ago
Retailer 4
-
$16,931 NZD
$9,526 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$17,070 NZD
£7,563 GBP
View
Price last confirmed 7 days ago
Retailer 6
-
$18,752 NZD
$10,551 USD
View
Price last confirmed 62 days ago
Retailer 7
-
$21,991 NZD
ZAR 199,889 ZAR
View
Price last confirmed 11 days ago
Retailer 8
-
$23,831 NZD
£10,558 GBP
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
1fbbcd40-0750-4edb-b3e4-72b918fba0f7 · Oct 24
$25,398 NZD
$14,290 USD
View
Price last confirmed 9 days ago
8 more retailers have this diamond

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.

1.50ct Radiant
$15,409 NZD