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Round|Natural|GIA

1.30ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 3555244814

Certificate GIA 3555244814

Diamond specifications and retailer prices

From £3,236 GBP
₹410,401 INR
As of October 25, 2026
Save £4,177 GBP (56%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £7,413 GBP at NZ Jewellers · As of October 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3555244814. Listed at 26 retailers as of October 25, 2026, with prices from £3,236 to £7,413, a £4,177 spread on the same certified stone. NZ Jewellers lists it at £7,413. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 3555244814
Dimensions6.95 × 6.92 × 4.32 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.95 mm6.92 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 3555244814
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

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: Oct 25
Current: £7,413 GBP|Low: £3,170 GBP|High: £7,413 GBP|Avg: £4,410 GBP
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
October 30, 2026
Retailer 9£3,236 GBP
Retailer 5£3,239 GBP
Retailer 16£3,343 GBP
Retailer 3£3,413 GBP
Retailer 23£3,502 GBP
Retailer 21£3,540 GBP
Retailer 6£3,707 GBP
Retailer 4£3,755 GBP
Retailer 18£4,016 GBP
Retailer 20£4,016 GBP
Retailer 22£4,016 GBP
Retailer 13£4,278 GBP
Retailer 17£4,295 GBP
Retailer 14£4,546 GBP
Retailer 15£4,549 GBP
Retailer 10£4,623 GBP
Retailer 7£4,633 GBP
Retailer 2£4,844 GBP
Retailer 19£4,889 GBP
Retailer 8£5,398 GBP
Retailer 11£5,560 GBP
Retailer 12£6,565 GBP
NZ Jewellers£7,413 GBP

22 data points across 23 retailers

26 retailers£3,236 GBP to £7,413 GBP

A
Cheapest Retailer
-
£3,236 GBP
₹410,401 INR
A
Retailer 2
-
£3,239 GBP
HK$33,700 HKD
View
Retailer 3
-
£3,381 GBP
SGD 6,084 SGD
View
Price last confirmed 16 days ago
A
Retailer 4
-
£3,413 GBP
$4,545 USD
View
A
Retailer 5
-
£3,502 GBP
$4,664 USD
View
A
Retailer 6
-
£3,540 GBP
$4,714 USD
View
A
Retailer 7
-
£3,546 GBP
A$7,265 AUD
View
A
Retailer 8
-
£3,707 GBP
$4,936 USD
View
Final sale: no returns
A
Retailer 9
-
£3,755 GBP
$5,000 USD
View
Retailer 10
-
£3,770 GBP
$5,020 USD
View
Price last confirmed 16 days ago
A
Retailer 11
-
£3,879 GBP
$5,165 USD
View
A
Retailer 12
-
£4,016 GBP
$5,348 USD
View
A
Retailer 13
-
£4,016 GBP
$5,348 USD
View
A
Retailer 14
-
£4,016 GBP
$5,348 USD
View
B+
Retailer 15
-
£4,278 GBP
View
B+
Retailer 16
-
£4,295 GBP
View
B+
Retailer 17
-
£4,400 GBP
$5,860 USD
View
B+
Retailer 18
-
£4,546 GBP
$6,053 USD
View
B+
Retailer 19
-
£4,549 GBP
$6,058 USD
View
B+
Retailer 20
-
£4,623 GBP
$6,156 USD
View
B+
Retailer 21
-
£4,633 GBP
$6,170 USD
View
B+
Retailer 22
-
£4,844 GBP
€6,143 EUR
View
B+
Retailer 23
-
£5,398 GBP
ZAR 116,121 ZAR
View
B
Retailer 24
-
£5,560 GBP
$7,404 USD
View
Retailer 25
-
£6,565 GBP
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
22debfc4-d354-4756-b2d9-d4afff6d9b0e · Oct 30
£7,413 GBP
$9,872 USD
View
25 more retailers have this diamond
Prices start from £3,236 GBPSave up to £4,177 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
£3,236 GBP