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Round|Natural|GIA

0.80ct M SI1 Round Natural Diamond

VG • M/SI1 • GIA 2437958740

Certificate GIA 2437958740

Diamond specifications and retailer prices

From £551 GBP
As of November 6, 2026
Save £1,329 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,881 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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 2437958740. Listed at 13 retailers as of November 5, 2026, with prices from £551 to £1,881, a £1,329 spread on the same certified stone. NZ Jewellers lists it at £1,881. 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
M
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2437958740
Dimensions5.82 × 5.80 × 3.70 mm
L/W Ratio1.00
Top View
5.82 mm5.80 mm0.80 ctM / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2437958740
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 63.7%

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: £1,881 GBP|Low: £551 GBP|High: £1,881 GBP|Avg: £815 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
November 6, 2026
Retailer 11£551 GBP
Retailer 7£600 GBP
Retailer 9£600 GBP
Retailer 8£623 GBP
Retailer 12£661 GBP
Retailer 10£692 GBP
Retailer 3£698 GBP
Retailer 2£752 GBP
Retailer 5£841 GBP
Retailer 6£886 GBP
Retailer 4£969 GBP
NZ Jewellers£1,881 GBP

32 data points across 12 retailers

13 retailers£551 GBP to £1,881 GBP

B+
Cheapest Retailer
-
£551 GBP
B+
Retailer 2
-
£600 GBP
View
Retailer 3
-
£600 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£609 GBP
View
B+
Retailer 5
-
£623 GBP
View
B+
Retailer 6
-
£661 GBP
View
B
Retailer 7
-
£692 GBP
View
B
Retailer 8
-
£698 GBP
View
B
Retailer 9
-
£724 GBP
View
B
Retailer 10
-
£752 GBP
View
B
Retailer 11
-
£841 GBP
View
B
Retailer 12
-
£886 GBP
View
Most Expensive
C
NZ Jewellers
721fbd35-e30a-473d-89c9-ad1be41254fa · Nov 5
£1,881 GBP
$2,531 USD
View
12 more retailers have this diamond
Prices start from £551 GBPSave up to £1,329 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+
0.80ct Round
£551 GBP