Round|Natural|GIA

1.30ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 5556356284

Certificate GIA 5556356284

Diamond specifications and retailer prices

From £3,162 GBP
As of November 6, 2026
14 retailers carry this diamond
Most expensive: £5,764 GBP at NZ Jewellers · As of September 25, 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5556356284. Listed at 14 retailers as of November 6, 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5556356284
Dimensions6.97 × 6.93 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.97 mm6.93 mm1.30 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556356284
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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: £3,297 GBP|Low: £2,453 GBP|High: £5,289 GBP|Avg: £3,305 GBP|+0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 10£2,453 GBP
Retailer 8£2,591 GBP
Retailer 9£2,592 GBP
Retailer 2£2,680 GBP
Retailer 12£2,721 GBP
Retailer 3£2,905 GBP
Retailer 4£2,956 GBP
Retailer 6£3,149 GBP
Retailer 11£3,204 GBP
Retailer 1£3,297 GBP
Retailer 5£3,656 GBP
Retailer 13£4,953 GBP
Retailer 7£5,210 GBP

31 data points across 13 retailers

14 retailers

Retailer 1
-
£2,453 GBP
Price last confirmed 8 days ago
Retailer 2
-
£2,591 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£2,592 GBP
View
Price last confirmed 9 days ago
Retailer 4
-
£2,680 GBP
View
Price last confirmed 8 days ago
Retailer 5
-
£2,836 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£2,905 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
£2,956 GBP
View
Price last confirmed 8 days ago
Retailer 8
-
£3,149 GBP
View
Price last confirmed 8 days ago
A
Retailer 9
-
£3,162 GBP
View
Retailer 10
-
£3,204 GBP
View
Price last confirmed 8 days ago
Retailer 11
-
£3,297 GBP
View
Price last confirmed 8 days ago
Retailer 12
-
£4,953 GBP
View
Price last confirmed 14 days ago
Retailer 13
-
£5,210 GBP
View
Price last confirmed 8 days ago
Most Expensive
NZ Jewellers
61c9b180-6521-4745-818f-c148c3c2351d · Sep 25
£5,764 GBP
$7,758 USD
View
Price last confirmed 42 days ago
13 more retailers have this diamond
Prices start from £3,162 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
£3,162 GBP