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Round|Natural|GIA

0.80ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 2556292586

Certificate GIA 2556292586

Diamond specifications and retailer prices

From £484 GBP
As of November 5, 2026
Save £1,555 GBP (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,040 GBP at NZ Jewellers · As of November 5, 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2556292586. Listed at 19 retailers as of November 5, 2026, with prices from £484 to £2,040, a £1,555 spread on the same certified stone. NZ Jewellers lists it at £2,040. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.80
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.2°
OriginNatural
Grading LabGIA
CertificateGIA 2556292586
Dimensions5.88 × 5.85 × 3.71 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather
Top View
5.88 mm5.85 mm0.80 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556292586
Side View
Table 55.0%Crown 36.5°Girdle: STK-THKPavilion 40.2°Culet: NDepth 63.3%

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 5
Current: £2,040 GBP|Low: £484 GBP|High: £2,099 GBP|Avg: £811 GBP|-2.8%
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 6, 2026
Retailer 6£484 GBP
Retailer 12£484 GBP
Retailer 15£587 GBP
Retailer 4£600 GBP
Retailer 7£650 GBP
Retailer 10£669 GBP
Retailer 3£675 GBP
Retailer 11£693 GBP
Retailer 18£715 GBP
Retailer 5£719 GBP
Retailer 9£727 GBP
Retailer 17£733 GBP
Retailer 8£736 GBP
Retailer 14£749 GBP
Retailer 19£750 GBP
Retailer 2£840 GBP
Retailer 13£961 GBP
Retailer 16£1,190 GBP
NZ Jewellers£2,040 GBP

24 data points across 19 retailers

19 retailers£484 GBP to £2,040 GBP

A
Cheapest Retailer
-
£484 GBP
A
Retailer 2
-
£484 GBP
View
A
Retailer 3
-
£587 GBP
View
B+
Retailer 4
-
£600 GBP
View
Final sale: no returns
A
Retailer 5
-
£650 GBP
View
Retailer 6
-
£669 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
£675 GBP
View
Retailer 8
-
£693 GBP
View
Price last confirmed 10 days ago
B+
Retailer 9
-
£715 GBP
View
B+
Retailer 10
-
£719 GBP
View
B+
Retailer 11
-
£727 GBP
View
B+
Retailer 12
-
£733 GBP
View
B+
Retailer 13
-
£736 GBP
View
B+
Retailer 14
-
£749 GBP
View
B+
Retailer 15
-
£750 GBP
View
B+
Retailer 16
-
£840 GBP
View
B+
Retailer 17
-
£961 GBP
View
B
Retailer 18
-
£1,190 GBP
View
Most Expensive
C
NZ Jewellers
23c776a9-8341-4435-9589-99ba9328d022 · Nov 5
£2,040 GBP
$2,745 USD
View
18 more retailers have this diamond
Prices start from £484 GBPSave up to £1,555 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
£484 GBP