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Round|Natural|GIA

1.30ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6562212374

Certificate GIA 6562212374

Diamond specifications and retailer prices

From £3,898 GBP
As of November 6, 2026
Save £5,147 GBP (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £9,044 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562212374. Listed at 23 retailers as of November 5, 2026, with prices from £3,898 to £9,044, a £5,147 spread on the same certified stone. NZ Jewellers lists it at £9,044. 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

1.30
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562212374
Dimensions7.00 × 7.02 × 4.33 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Knot, Feather, Needle, Cloud, Pinpoint
Top View
7.00 mm7.02 mm1.30 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562212374
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.8%

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 6
Current: £3,898 GBP|Low: £3,898 GBP|High: £7,616 GBP|Avg: £5,468 GBP|-5.2%
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
Retailer 16
November 6, 2026
Retailer 1£3,898 GBP
Retailer 2£4,135 GBP
Retailer 15£4,169 GBP
Retailer 8£4,831 GBP
Retailer 12£4,931 GBP
Retailer 9£5,003 GBP
Retailer 4£5,216 GBP
Retailer 5£5,248 GBP
Retailer 11£5,347 GBP
Retailer 10£5,349 GBP
Retailer 14£5,371 GBP
Retailer 7£5,491 GBP
Retailer 6£5,587 GBP
Retailer 16£6,032 GBP
Retailer 13£6,379 GBP
Retailer 3£7,515 GBP

26 data points across 16 retailers

23 retailers£3,898 GBP to £9,044 GBP

B+
Cheapest Retailer
-
£3,898 GBP
B+
Retailer 2
-
£4,135 GBP
View
B+
Retailer 3
-
£4,169 GBP
View
Final sale: no returns
B+
Retailer 4
-
£4,436 GBP
View
B+
Retailer 5
-
£4,716 GBP
View
B+
Retailer 6
-
£4,831 GBP
View
B+
Retailer 7
-
£4,931 GBP
View
Retailer 8
-
£4,991 GBP
View
Price last confirmed 21 days ago
B
Retailer 9
-
£5,000 GBP
View
B+
Retailer 10
-
£5,003 GBP
View
B+
Retailer 11
-
£5,216 GBP
View
Retailer 12
-
£5,248 GBP
View
Price last confirmed 15 days ago
B
Retailer 13
-
£5,347 GBP
View
B
Retailer 14
-
£5,349 GBP
View
B
Retailer 15
-
£5,371 GBP
View
B
Retailer 16
-
£5,407 GBP
View
B
Retailer 17
-
£5,491 GBP
View
B
Retailer 18
-
£5,572 GBP
View
B
Retailer 19
-
£5,587 GBP
View
B
Retailer 20
-
£6,032 GBP
View
B
Retailer 21
-
£6,379 GBP
View
B
Retailer 22
-
£7,515 GBP
View
Most Expensive
B
NZ Jewellers
284a6ea3-ef07-4d41-9c4f-4d5606c35255 · Nov 5
£9,044 GBP
$12,173 USD
View
22 more retailers have this diamond
Prices start from £3,898 GBPSave up to £5,147 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.

B+
1.30ct Round
£3,898 GBP