Round|Natural|GIA

1.30ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 2247607685

Certificate GIA 2247607685

Diamond specifications and retailer prices

From £3,908 GBP
As of November 5, 2026
19 retailers carry this diamond
Most expensive: £4,461 GBP at NZ Jewellers · As of October 27, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2247607685. Listed at 19 retailers as of November 5, 2026. 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
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2247607685
Dimensions6.97 × 6.93 × 4.35 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.97 mm6.93 mm1.30 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2247607685
Side View
Table 56.0%Crown 36°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £3,908 GBP|Low: £1,849 GBP|High: £4,334 GBP|Avg: £2,678 GBP|+42.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4£2,010 GBP
Retailer 8£2,031 GBP
Retailer 6£2,103 GBP
Retailer 7£2,141 GBP
Retailer 3£2,647 GBP
Retailer 5£2,982 GBP
Retailer 1£3,908 GBP
Retailer 2£4,304 GBP

37 data points across 8 retailers

19 retailers

Retailer 1
-
£1,420 GBP
Price last confirmed 44 days ago
Retailer 2
-
£2,010 GBP
View
Price last confirmed 9 days ago
Retailer 3
-
£2,018 GBP
View
Price last confirmed 10 days ago
Retailer 4
-
£2,031 GBP
View
Price last confirmed 8 days ago
Retailer 5
-
£2,101 GBP
View
Price last confirmed 11 days ago
Retailer 6
-
£2,103 GBP
View
Price last confirmed 12 days ago
Retailer 7
-
£2,139 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£2,178 GBP
View
Price last confirmed 18 days ago
Retailer 9
-
£2,320 GBP
View
Price last confirmed 12 days ago
Retailer 10
-
£2,320 GBP
View
Price last confirmed 11 days ago
Retailer 11
-
£2,409 GBP
View
Price last confirmed 12 days ago
Retailer 12
-
£2,647 GBP
View
Price last confirmed 9 days ago
Retailer 13
-
£2,677 GBP
View
Price last confirmed 10 days ago
Retailer 14
-
£2,901 GBP
View
Price last confirmed 14 days ago
Retailer 15
-
£2,982 GBP
View
Price last confirmed 10 days ago
Retailer 16
-
£3,463 GBP
View
Price last confirmed 46 days ago
B
Retailer 17
-
£3,908 GBP
View
Retailer 18
-
£4,304 GBP
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
02bd2aae-4126-422d-967f-4e31f02ad2dd · Oct 27
£4,461 GBP
$6,004 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from £3,908 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.

B
1.30ct Round
£3,908 GBP