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Round|Natural|GIA

1.04ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 2245085227

Certificate GIA 2245085227

Diamond specifications and retailer prices

From £1,607 GBP
As of November 4, 2026
Save £2,955 GBP (65%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £4,562 GBP at NZ Jewellers · As of November 2, 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 2245085227. Listed at 17 retailers as of November 2, 2026, with prices from £1,607 to £4,562, a £2,955 spread on the same certified stone. NZ Jewellers lists it at £4,562. 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
FluorescenceMedium
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2245085227
Dimensions6.46 × 6.41 × 4.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.46 mm6.41 mm1.04 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2245085227
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 62.9%

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 4
Current: £4,562 GBP|Low: £1,578 GBP|High: £4,630 GBP|Avg: £2,385 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
November 5, 2026
Retailer 13£1,607 GBP
Retailer 14£1,701 GBP
Retailer 16£1,717 GBP
Retailer 6£1,824 GBP
Retailer 10£1,843 GBP
Retailer 12£1,883 GBP
Retailer 2£1,895 GBP
Retailer 15£1,950 GBP
Retailer 5£1,990 GBP
Retailer 3£2,054 GBP
Retailer 11£2,095 GBP
Retailer 9£2,222 GBP
Retailer 4£2,242 GBP
Retailer 8£2,722 GBP
Retailer 17£3,239 GBP
Retailer 7£3,612 GBP
NZ Jewellers£4,562 GBP

14 data points across 17 retailers

17 retailers£1,607 GBP to £4,562 GBP

A
Cheapest Retailer
-
£1,607 GBP
A
Retailer 2
-
£1,701 GBP
View
A
Retailer 3
-
£1,717 GBP
View
A
Retailer 4
-
£1,824 GBP
View
Final sale: no returns
A
Retailer 5
-
£1,843 GBP
View
A
Retailer 6
-
£1,883 GBP
View
A
Retailer 7
-
£1,895 GBP
View
A
Retailer 8
-
£1,950 GBP
View
A
Retailer 9
-
£1,990 GBP
View
A
Retailer 10
-
£2,054 GBP
View
A
Retailer 11
-
£2,095 GBP
View
Retailer 12
-
£2,222 GBP
View
Price last confirmed 10 days ago
B+
Retailer 13
-
£2,242 GBP
View
B
Retailer 14
-
£2,722 GBP
View
B
Retailer 15
-
£3,239 GBP
View
B
Retailer 16
-
£3,612 GBP
View
Most Expensive
B
NZ Jewellers
6b8dd7a0-cf82-404d-b1f3-9706d40cbb54 · Nov 2
£4,562 GBP
$6,140 USD
View
16 more retailers have this diamond
Prices start from £1,607 GBPSave up to £2,955 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
1.04ct Round
£1,607 GBP