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Round|Natural|GIA

1.04ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2558483744

Certificate GIA 2558483744

Diamond specifications and retailer prices

From £2,604 GBP
As of November 6, 2026
Save £2,552 GBP (49%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £5,156 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.04ct natural round diamond

This 1.04ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2558483744. Listed at 17 retailers as of November 5, 2026, with prices from £2,604 to £5,156, a £2,552 spread on the same certified stone. NZ Jewellers lists it at £5,156. 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

1.04
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2558483744
Dimensions6.49 × 6.53 × 4.01 mm
L/W Ratio1.01
Top View
6.49 mm6.53 mm1.04 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2558483744
Side View
Table 56.0%CrownGirdle: Med. - Sli. ThickPavilionCulet: NoneDepth 61.6%

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: £5,156 GBP|Low: £2,649 GBP|High: £5,156 GBP|Avg: £3,314 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
November 6, 2026
Retailer 6£2,649 GBP
Retailer 11£2,649 GBP
Retailer 5£2,732 GBP
Retailer 2£2,832 GBP
Retailer 3£2,959 GBP
Retailer 12£2,959 GBP
Retailer 13£2,959 GBP
Retailer 8£2,979 GBP
Retailer 7£3,173 GBP
Retailer 4£3,253 GBP
Retailer 10£3,382 GBP
Retailer 14£3,415 GBP
Retailer 9£3,612 GBP
Retailer 15£4,949 GBP
NZ Jewellers£5,156 GBP

32 data points across 15 retailers

17 retailers£2,604 GBP to £5,156 GBP

B+
Cheapest Retailer
-
£2,604 GBP
B+
Retailer 2
-
£2,649 GBP
View
B+
Retailer 3
-
£2,649 GBP
View
B+
Retailer 4
-
£2,732 GBP
View
Final sale: no returns
B+
Retailer 5
-
£2,823 GBP
View
B+
Retailer 6
-
£2,832 GBP
View
B+
Retailer 7
-
£2,959 GBP
View
B+
Retailer 8
-
£2,959 GBP
View
Retailer 9
-
£2,959 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£2,979 GBP
View
B
Retailer 11
-
£3,166 GBP
View
Retailer 12
-
£3,173 GBP
View
Price last confirmed 33 days ago
B
Retailer 13
-
£3,382 GBP
View
B
Retailer 14
-
£3,415 GBP
View
B
Retailer 15
-
£3,612 GBP
View
B
Retailer 16
-
£4,949 GBP
View
Most Expensive
B
NZ Jewellers
c0405c76-07ea-4420-88cd-cf9da962bab2 · Nov 5
£5,156 GBP
$6,940 USD
View
16 more retailers have this diamond
Prices start from £2,604 GBPSave up to £2,552 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+
1.04ct Round
£2,604 GBP