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Round|Natural|GIA

1.30ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 6541259746

Certificate GIA 6541259746

Diamond specifications and retailer prices

From £1,207 GBP
As of November 5, 2026
Save £2,025 GBP (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £3,232 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541259746. Listed at 13 retailers as of November 5, 2026, with prices from £1,207 to £3,232, a £2,025 spread on the same certified stone. NZ Jewellers lists it at £3,232. 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

1.30
Carat
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6541259746
Dimensions6.93 × 6.88 × 4.32 mm
L/W Ratio1.01
Top View
6.93 mm6.88 mm1.30 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541259746
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: £3,232 GBP|Low: £1,247 GBP|High: £3,232 GBP|Avg: £1,658 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5£1,260 GBP
Retailer 7£1,325 GBP
Retailer 8£1,325 GBP
Retailer 6£1,386 GBP
Retailer 2£1,462 GBP
Retailer 9£1,529 GBP
Retailer 3£1,617 GBP
Retailer 4£1,748 GBP
NZ Jewellers£3,232 GBP

43 data points across 9 retailers

13 retailers£1,207 GBP to £3,232 GBP

A
Cheapest Retailer
-
£1,207 GBP
A
Retailer 2
-
£1,260 GBP
View
A
Retailer 3
-
£1,325 GBP
View
Retailer 4
-
£1,325 GBP
View
Price last confirmed 8 days ago
A
Retailer 5
-
£1,371 GBP
View
A
Retailer 6
-
£1,386 GBP
View
B+
Retailer 7
-
£1,427 GBP
View
B+
Retailer 8
-
£1,446 GBP
View
B+
Retailer 9
-
£1,462 GBP
View
B+
Retailer 10
-
£1,529 GBP
View
B+
Retailer 11
-
£1,617 GBP
View
B+
Retailer 12
-
£1,748 GBP
View
Most Expensive
B
NZ Jewellers
f605b24e-2b3f-4f6c-9da6-d40861c11e2c · Nov 5
£3,232 GBP
$4,350 USD
View
12 more retailers have this diamond
Prices start from £1,207 GBPSave up to £2,025 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
1.30ct Round
£1,207 GBP