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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 £7,016 GBP
A$14,485 AUD
As of October 23, 2026
7 retailers carry this diamond
Most expensive: £10,649 GBP 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 7 retailers as of October 23, 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 23
Current: £10,649 GBP|Low: £6,461 GBP|High: £10,649 GBP|Avg: £8,048 GBP
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£6,461 GBP
Retailer 10£6,965 GBP
Retailer 6£7,016 GBP
Retailer 4£7,064 GBP
Retailer 8£7,099 GBP
Retailer 3£7,157 GBP
Retailer 2£7,781 GBP
Retailer 7£9,220 GBP
Retailer 5£9,992 GBP
NZ Jewellers£10,649 GBP

17 data points across 10 retailers

7 retailers£7,016 GBP to £10,649 GBP

Retailer 1
-
£7,016 GBP
A$14,485 AUD
Price last confirmed 10 days ago
Retailer 2
-
£7,064 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£7,099 GBP
$9,526 USD
View
Price last confirmed 17 days ago
Retailer 4
-
£7,862 GBP
$10,551 USD
View
Price last confirmed 63 days ago
Retailer 5
-
£9,220 GBP
ZAR 199,889 ZAR
View
Price last confirmed 11 days ago
Retailer 6
-
£9,992 GBP
View
Price last confirmed 7 days ago
Most Expensive
NZ Jewellers
1fbbcd40-0750-4edb-b3e4-72b918fba0f7 · Oct 24
£10,649 GBP
$14,290 USD
View
Price last confirmed 10 days ago
6 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
£7,016 GBP