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Round|Natural|GIA

0.80ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1375275439

Certificate GIA 1375275439

Diamond specifications and retailer prices

From £719 GBP
$964 USD
As of November 2, 2026
Save £1,378 GBP (66%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,140 GBP at NZ Jewellers · As of September 10, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1375275439. Listed at 21 retailers as of October 30, 2026, with a 192% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.80
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 1375275439
Dimensions5.95 × 5.92 × 3.73 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal, Feather
Top View
5.95 mm5.92 mm0.80 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1375275439
Side View
Table 55.0%Crown 32°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.8%

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 2
Current: £2,098 GBP|Low: £659 GBP|High: £2,098 GBP|Avg: £1,007 GBP
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 17£719 GBP
Retailer 4£746 GBP
Retailer 14£750 GBP
Retailer 13£765 GBP
Retailer 3£779 GBP
Retailer 7£779 GBP
Retailer 15£809 GBP
Retailer 6£850 GBP
Retailer 5£895 GBP
Retailer 9£897 GBP
Retailer 8£899 GBP
Retailer 16£963 GBP
Retailer 19£963 GBP
Retailer 18£993 GBP
Retailer 2£1,198 GBP
Retailer 10£1,265 GBP
Retailer 11£1,281 GBP
Retailer 12£1,575 GBP
NZ Jewellers£2,098 GBP

33 data points across 19 retailers

21 retailers£719 GBP to £2,098 GBP

A
Cheapest Retailer
-
£719 GBP
$964 USD
Final sale: no returns
A
Retailer 2
-
£746 GBP
$1,000 USD
View
A
Retailer 3
-
£750 GBP
$1,005 USD
View
A
Retailer 4
-
£765 GBP
$1,025 USD
View
A
Retailer 5
-
£779 GBP
$1,044 USD
View
A
Retailer 6
-
£779 GBP
$1,044 USD
View
Retailer 7
-
£795 GBP
$1,065 USD
View
Price last confirmed 53 days ago
A
Retailer 8
-
£809 GBP
$1,084 USD
View
A
Retailer 9
-
£850 GBP
$1,139 USD
View
A
Retailer 10
-
£895 GBP
$1,199 USD
View
A
Retailer 11
-
£897 GBP
$1,202 USD
View
A
Retailer 12
-
£899 GBP
$1,205 USD
View
Retailer 13
-
£917 GBP
$1,229 USD
View
Price last confirmed 56 days ago
A
Retailer 14
-
£963 GBP
$1,290 USD
View
A
Retailer 15
-
£963 GBP
$1,290 USD
View
A
Retailer 16
-
£993 GBP
$1,330 USD
View
A
Retailer 17
-
£1,198 GBP
€1,529 EUR
View
B+
Retailer 18
-
£1,575 GBP
View
B
Retailer 19
-
£1,978 GBP
View
B
Retailer 20
-
£2,098 GBP
$2,811 USD
View
Most Expensive
NZ Jewellers
372b8fb0-beb5-4447-8f7e-55f003e36271 · Sep 10
£2,140 GBP
$2,867 USD
View
Price last confirmed 52 days ago
20 more retailers have this diamond
Prices start from £719 GBPSave up to £1,378 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
0.80ct Round
£719 GBP