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Round|Natural|GIA

1.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7441685956

Certificate GIA 7441685956

Diamond specifications and retailer prices

From £1,175 GBP
As of November 5, 2026
Save £2,122 GBP (64%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,355 GBP at NZ Jewellers · As of September 25, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7441685956. Listed at 24 retailers as of November 5, 2026, with a 181% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7441685956
Dimensions6.43 × 6.39 × 4.00 mm
L/W Ratio1.01
Top View
6.43 mm6.39 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7441685956
Side View
Table 57.0%Crown 35°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £3,285 GBP|Low: £1,175 GBP|High: £3,285 GBP|Avg: £1,740 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
November 6, 2026
Retailer 10£1,175 GBP
Retailer 16£1,241 GBP
Retailer 3£1,420 GBP
Retailer 5£1,424 GBP
Retailer 12£1,426 GBP
Retailer 13£1,460 GBP
Retailer 4£1,476 GBP
Retailer 7£1,571 GBP
Retailer 15£1,571 GBP
Retailer 14£1,643 GBP
Retailer 6£1,674 GBP
Retailer 2£1,697 GBP
Retailer 8£1,813 GBP
Retailer 9£1,992 GBP
Retailer 11£2,745 GBP
NZ Jewellers£3,285 GBP

35 data points across 16 retailers

24 retailers£1,175 GBP to £3,297 GBP

A
Cheapest Retailer
-
£1,175 GBP
A
Retailer 2
-
£1,241 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,340 GBP
View
A
Retailer 4
-
£1,420 GBP
View
A
Retailer 5
-
£1,424 GBP
View
A
Retailer 6
-
£1,426 GBP
View
A
Retailer 7
-
£1,460 GBP
View
A
Retailer 8
-
£1,476 GBP
View
Retailer 9
-
£1,571 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
£1,571 GBP
View
Retailer 11
-
£1,605 GBP
View
Price last confirmed 53 days ago
Retailer 12
-
£1,605 GBP
View
Price last confirmed 44 days ago
A
Retailer 13
-
£1,643 GBP
View
A
Retailer 14
-
£1,674 GBP
View
A
Retailer 15
-
£1,697 GBP
View
A
Retailer 16
-
£1,813 GBP
View
Retailer 17
-
£1,852 GBP
View
Price last confirmed 45 days ago
Retailer 18
-
£1,852 GBP
View
Price last confirmed 53 days ago
A
Retailer 19
-
£1,992 GBP
View
B+
Retailer 20
-
£2,745 GBP
View
B
Retailer 21
-
£3,285 GBP
View
B
Retailer 22
-
£3,297 GBP
View
Retailer 23
-
£3,355 GBP
View
Price last confirmed 52 days ago
Most Expensive
NZ Jewellers
478a88ea-bff8-4ede-9b71-fec71b263150 · Sep 25
£3,355 GBP
$4,516 USD
View
Price last confirmed 42 days ago
23 more retailers have this diamond
Prices start from £1,175 GBPSave up to £2,122 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
1.00ct Round
£1,175 GBP