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Round|Natural|GIA

1.30ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 6562477102

Certificate GIA 6562477102

Diamond specifications and retailer prices

From £2,515 GBP
As of November 4, 2026
Save £2,802 GBP (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £5,317 GBP at MOH London · As of November 2, 2026
View at MOH London

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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562477102. Listed at 15 retailers as of November 2, 2026, with prices from £2,515 to £5,317, a £2,802 spread on the same certified stone. MOH London lists it at £5,317. 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
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6562477102
Dimensions6.93 × 6.88 × 4.38 mm
L/W Ratio1.01
Top View
6.93 mm6.88 mm1.30 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562477102
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.5%

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: £5,317 GBP|Low: £2,486 GBP|High: £5,518 GBP|Avg: £3,463 GBP|-3.6%
MOH London
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
November 3, 2026
Retailer 11£2,515 GBP
Retailer 8£2,547 GBP
Retailer 6£2,740 GBP
Retailer 3£2,937 GBP
Retailer 12£3,160 GBP
Retailer 5£3,194 GBP
Retailer 9£3,211 GBP
Retailer 13£3,338 GBP
Retailer 7£3,393 GBP
Retailer 4£3,449 GBP
Retailer 2£3,606 GBP
Retailer 10£4,103 GBP
Retailer 14£4,901 GBP
MOH London£5,317 GBP

23 data points across 14 retailers

15 retailers£2,515 GBP to £5,317 GBP

A
Cheapest Retailer
-
£2,515 GBP
A
Retailer 2
-
£2,547 GBP
View
A
Retailer 3
-
£2,740 GBP
View
A
Retailer 4
-
£2,937 GBP
View
A
Retailer 5
-
£3,160 GBP
View
Retailer 6
-
£3,194 GBP
View
Price last confirmed 11 days ago
A
Retailer 7
-
£3,211 GBP
View
A
Retailer 8
-
£3,338 GBP
View
B+
Retailer 9
-
£3,393 GBP
View
B+
Retailer 10
-
£3,449 GBP
View
Retailer 11
-
£3,473 GBP
View
Price last confirmed 28 days ago
B+
Retailer 12
-
£3,606 GBP
View
B+
Retailer 13
-
£4,103 GBP
View
B+
Retailer 14
-
£4,901 GBP
View
Most Expensive
B
MOH London
6CEA7AC60 · Nov 2
£5,317 GBP
View
14 more retailers have this diamond
Prices start from £2,515 GBPSave up to £2,802 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
£2,515 GBP