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Round|Natural|GIA

1.30ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6561467124

Certificate GIA 6561467124

Diamond specifications and retailer prices

From £1,740 GBP
As of November 6, 2026
Save £2,294 GBP (57%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,770 GBP at Queensmith · As of October 28, 2026
View at Queensmith

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561467124. Listed at 20 retailers as of November 5, 2026, with a 132% 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

1.30
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6561467124
Dimensions6.92 × 6.95 × 4.35 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
6.92 mm6.95 mm1.30 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561467124
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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 6
Current: £4,770 GBP|Low: £1,740 GBP|High: £4,784 GBP|Avg: £2,709 GBP|+2.8%
Queensmith
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£1,740 GBP
Retailer 2£1,811 GBP
Retailer 11£2,034 GBP
Retailer 7£2,103 GBP
Retailer 8£2,123 GBP
Retailer 4£2,315 GBP
Retailer 15£2,315 GBP
Retailer 10£2,366 GBP
Retailer 3£2,404 GBP
Retailer 9£2,425 GBP
Retailer 5£2,672 GBP
Retailer 12£2,693 GBP
Retailer 13£3,862 GBP
Retailer 6£4,034 GBP
Queensmith£4,770 GBP

25 data points across 15 retailers

20 retailers£1,740 GBP to £4,034 GBP

A
Cheapest Retailer
-
£1,740 GBP
A
Retailer 2
-
£1,811 GBP
View
A
Retailer 3
-
£2,034 GBP
View
A
Retailer 4
-
£2,103 GBP
View
A
Retailer 5
-
£2,123 GBP
View
A
Retailer 6
-
£2,125 GBP
View
A
Retailer 7
-
£2,137 GBP
View
Final sale: no returns
A
Retailer 8
-
£2,141 GBP
View
A
Retailer 9
-
£2,315 GBP
View
Retailer 10
-
£2,315 GBP
View
Price last confirmed 8 days ago
A
Retailer 11
-
£2,348 GBP
View
A
Retailer 12
-
£2,366 GBP
View
A
Retailer 13
-
£2,404 GBP
View
A
Retailer 14
-
£2,421 GBP
View
A
Retailer 15
-
£2,425 GBP
View
A
Retailer 16
-
£2,672 GBP
View
A
Retailer 17
-
£2,693 GBP
View
B+
Retailer 18
-
£3,862 GBP
View
B+
Retailer 19
-
£4,034 GBP
View
Most Expensive
Queensmith
6561467124 · Oct 28
£4,770 GBP
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from £1,740 GBPSave up to £2,294 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
£1,740 GBP