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Round|Natural|GIA

1.30ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 7556717557

Certificate GIA 7556717557

Diamond specifications and retailer prices

From £1,902 GBP
As of November 4, 2026
Save £2,309 GBP (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £4,482 GBP at NZ Jewellers · As of October 17, 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 E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7556717557. Listed at 15 retailers as of November 4, 2026, with a 121% 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
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7556717557
Dimensions6.97 × 7.00 × 4.34 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle, Indented Natural
Top View
6.97 mm7.00 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7556717557
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.1%

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: £2,647 GBP|Low: £1,883 GBP|High: £4,355 GBP|Avg: £2,643 GBP|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7£1,902 GBP
Retailer 3£1,985 GBP
Retailer 4£2,262 GBP
Retailer 8£2,300 GBP
Retailer 9£2,331 GBP
Retailer 5£2,597 GBP
Retailer 1£2,647 GBP
Retailer 2£2,932 GBP
Retailer 6£4,211 GBP

35 data points across 9 retailers

15 retailers£1,902 GBP to £4,211 GBP

A
Cheapest Retailer
-
£1,902 GBP
A
Retailer 2
-
£1,985 GBP
View
A
Retailer 3
-
£2,262 GBP
View
A
Retailer 4
-
£2,300 GBP
View
A
Retailer 5
-
£2,331 GBP
View
Final sale: no returns
A
Retailer 6
-
£2,381 GBP
View
Retailer 7
-
£2,573 GBP
View
Price last confirmed 21 days ago
Retailer 8
-
£2,573 GBP
View
Price last confirmed 17 days ago
A
Retailer 9
-
£2,597 GBP
View
A
Retailer 10
-
£2,647 GBP
View
Retailer 11
-
£2,672 GBP
View
Price last confirmed 22 days ago
A
Retailer 12
-
£2,932 GBP
View
Retailer 13
-
£2,969 GBP
View
Price last confirmed 19 days ago
B+
Retailer 14
-
£4,211 GBP
View
Most Expensive
NZ Jewellers
7a934044-25d7-44c2-ad3e-857f5b2df58a · Oct 17
£4,482 GBP
$6,033 USD
View
Price last confirmed 19 days ago
14 more retailers have this diamond
Prices start from £1,902 GBPSave up to £2,309 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
£1,902 GBP