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Round|Natural|GIA

1.50ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2223237218

Certificate GIA 2223237218

Diamond specifications and retailer prices

From £4,208 GBP
$5,638 USD
As of October 30, 2026
Save £5,103 GBP (55%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £9,311 GBP at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2223237218. Listed at 21 retailers as of October 30, 2026, with prices from £4,208 to £9,311, a £5,103 spread on the same certified stone. Diamond Quarter lists it at £9,311. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2223237218
Dimensions7.36 × 7.31 × 4.49 mm
L/W Ratio1.01
Key to symbols
Crystal, Feather, Needle
Top View
7.36 mm7.31 mm1.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2223237218
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

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: Oct 30
Current: £7,847 GBP|Low: £4,091 GBP|High: £8,925 GBP|Avg: £5,306 GBP|+5.4%
Retailer 1
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
November 1, 2026
Retailer 7£4,173 GBP
Retailer 13£4,208 GBP
Retailer 5£4,454 GBP
Retailer 2£4,752 GBP
Retailer 4£4,825 GBP
Retailer 9£4,825 GBP
Retailer 11£4,825 GBP
Retailer 3£4,851 GBP
Retailer 8£5,074 GBP
Retailer 12£5,336 GBP
Retailer 14£5,336 GBP
Retailer 15£5,515 GBP
Retailer 10£5,871 GBP
Retailer 1£7,847 GBP
Retailer 6£8,908 GBP

38 data points across 15 retailers

21 retailers£4,208 GBP to £9,311 GBP

A
Cheapest Retailer
-
£4,208 GBP
$5,638 USD
A
Retailer 2
-
£4,454 GBP
$5,968 USD
View
Final sale: no returns
A
Retailer 3
-
£4,752 GBP
$6,366 USD
View
A
Retailer 4
-
£4,825 GBP
$6,465 USD
View
A
Retailer 5
-
£4,825 GBP
$6,465 USD
View
A
Retailer 6
-
£4,825 GBP
$6,465 USD
View
Retailer 7
-
£4,835 GBP
$6,478 USD
View
Price last confirmed 55 days ago
Retailer 8
-
£4,835 GBP
$6,478 USD
View
Price last confirmed 33 days ago
Retailer 9
-
£4,851 GBP
$6,500 USD
View
Price last confirmed 7 days ago
A
Retailer 10
-
£5,074 GBP
View
B+
Retailer 11
-
£5,336 GBP
$7,150 USD
View
B+
Retailer 12
-
£5,336 GBP
$7,150 USD
View
B+
Retailer 13
-
£5,515 GBP
$7,390 USD
View
Retailer 14
-
£5,578 GBP
$7,474 USD
View
Price last confirmed 55 days ago
Retailer 15
-
£5,578 GBP
$7,474 USD
View
Price last confirmed 32 days ago
Retailer 16
-
£5,871 GBP
$7,866 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
£7,847 GBP
View
Retailer 18
-
£8,856 GBP
$11,866 USD
View
Price last confirmed 61 days ago
B
Retailer 19
-
£8,908 GBP
$11,936 USD
View
Retailer 20
-
£8,925 GBP
$11,959 USD
View
Price last confirmed 34 days ago
Most Expensive
B
Diamond Quarter
1.5SI2F22184DB2N · Oct 31
£9,311 GBP
View
20 more retailers have this diamond
Prices start from £4,208 GBPSave up to £5,103 GBP

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 Round
£4,208 GBP