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Marquise|Natural|GIA

1.30ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 2557358091

Certificate GIA 2557358091

Diamond specifications and retailer prices

From £3,815 GBP
As of November 4, 2026
Save £4,261 GBP (53%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £8,076 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise 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 stated by the retailer rather than the lab and certified by GIA 2557358091. Listed at 12 retailers as of November 4, 2026, with prices from £3,815 to £8,076, a £4,261 spread on the same certified stone. NZ Jewellers lists it at £8,076. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2557358091
Dimensions10.99 × 5.69 × 3.51 mm
L/W Ratio1.93
Top View
10.99 mm5.69 mm1.30 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2557358091
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 61.6%

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: £4,748 GBP|Low: £3,815 GBP|High: £7,198 GBP|Avg: £4,911 GBP|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5£3,815 GBP
Retailer 6£4,072 GBP
Retailer 7£4,374 GBP
Retailer 8£4,374 GBP
Retailer 3£4,586 GBP
Retailer 1£4,748 GBP
Retailer 2£5,246 GBP
Retailer 4£7,093 GBP

44 data points across 8 retailers

12 retailers£3,815 GBP to £8,076 GBP

A
Cheapest Retailer
-
£3,815 GBP
A
Retailer 2
-
£4,072 GBP
View
Retailer 3
-
£4,374 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£4,374 GBP
View
A
Retailer 5
-
£4,374 GBP
View
A
Retailer 6
-
£4,586 GBP
View
A
Retailer 7
-
£4,748 GBP
View
B+
Retailer 8
-
£5,047 GBP
View
B+
Retailer 9
-
£5,246 GBP
View
Retailer 10
-
£5,324 GBP
View
Price last confirmed 14 days ago
B
Retailer 11
-
£7,093 GBP
View
Most Expensive
B
NZ Jewellers
5bd22e16-7243-4f3e-8667-8a5738766763 · Nov 5
£8,076 GBP
$10,869 USD
View
11 more retailers have this diamond
Prices start from £3,815 GBPSave up to £4,261 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 Marquise
£3,815 GBP