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Round|Natural|GIA

1.25ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7568512887

Certificate GIA 7568512887

Diamond specifications and retailer prices

From £3,245 GBP
As of November 6, 2026
Save £3,711 GBP (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £6,956 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7568512887. Listed at 15 retailers as of November 5, 2026, with prices from £3,245 to £6,956, a £3,711 spread on the same certified stone. NZ Jewellers lists it at £6,956. 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

1.25
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 7568512887
Dimensions6.83 × 6.85 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
6.83 mm6.85 mm1.25 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7568512887
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.3%

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 6
Current: £6,956 GBP|Low: £3,245 GBP|High: £6,956 GBP|Avg: £4,301 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 14£3,245 GBP
Retailer 3£3,318 GBP
Retailer 13£3,442 GBP
Retailer 6£3,478 GBP
Retailer 5£3,768 GBP
Retailer 12£3,768 GBP
Retailer 2£3,980 GBP
Retailer 8£4,030 GBP
Retailer 7£4,093 GBP
Retailer 4£4,309 GBP
Retailer 15£4,347 GBP
Retailer 9£4,525 GBP
Retailer 10£4,563 GBP
Retailer 11£6,605 GBP
NZ Jewellers£6,956 GBP

23 data points across 15 retailers

15 retailers£3,245 GBP to £6,956 GBP

A
Cheapest Retailer
-
£3,245 GBP
B+
Retailer 2
-
£3,318 GBP
View
B+
Retailer 3
-
£3,442 GBP
View
B+
Retailer 4
-
£3,478 GBP
View
Final sale: no returns
B+
Retailer 5
-
£3,768 GBP
View
B+
Retailer 6
-
£3,768 GBP
View
B+
Retailer 7
-
£3,980 GBP
View
B+
Retailer 8
-
£4,030 GBP
View
B+
Retailer 9
-
£4,093 GBP
View
B+
Retailer 10
-
£4,309 GBP
View
B+
Retailer 11
-
£4,347 GBP
View
B+
Retailer 12
-
£4,525 GBP
View
B+
Retailer 13
-
£4,563 GBP
View
B
Retailer 14
-
£6,605 GBP
View
Most Expensive
B
NZ Jewellers
7f8032f9-1b19-45a4-b83e-c4437925c77f · Nov 5
£6,956 GBP
$9,310 USD
View
14 more retailers have this diamond
Prices start from £3,245 GBPSave up to £3,711 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
1.25ct Round
£3,245 GBP