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Marquise|Natural|GIA

1.01ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 2567163901

Certificate GIA 2567163901

Diamond specifications and retailer prices

From £2,321 GBP
HK$24,300 HKD
As of October 31, 2026
Save £3,039 GBP (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £5,360 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567163901. Listed at 16 retailers as of October 30, 2026, with prices from £2,321 to £5,360, a £3,039 spread on the same certified stone. NZ Jewellers lists it at £5,360. 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

1.01
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2567163901
Dimensions10.42 × 5.24 × 3.26 mm
L/W Ratio1.99
Culet sizeNone
Key to symbols
Crystal, Knot, Feather, Cloud, Cavity
Top View
10.42 mm5.24 mm1.01 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567163901
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: 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 31
Current: £5,360 GBP|Low: £2,302 GBP|High: £5,428 GBP|Avg: £3,298 GBP|-1.3%
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
October 31, 2026
Retailer 8£2,321 GBP
Retailer 2£2,338 GBP
Retailer 10£2,676 GBP
Retailer 5£2,826 GBP
Retailer 4£2,840 GBP
Retailer 3£2,928 GBP
Retailer 9£3,010 GBP
Retailer 13£3,077 GBP
Retailer 14£3,077 GBP
Retailer 15£3,261 GBP
Retailer 7£3,424 GBP
Retailer 6£3,550 GBP
Retailer 11£3,553 GBP
Retailer 12£5,152 GBP
NZ Jewellers£5,360 GBP

35 data points across 15 retailers

16 retailers£2,321 GBP to £5,360 GBP

A
Cheapest Retailer
-
£2,321 GBP
HK$24,300 HKD
A
Retailer 2
-
£2,338 GBP
₹298,339 INR
View
A
Retailer 3
-
£2,581 GBP
A$5,321 AUD
View
A
Retailer 4
-
£2,676 GBP
$3,585 USD
View
B+
Retailer 5
-
£2,826 GBP
$3,786 USD
View
B+
Retailer 6
-
£2,840 GBP
$3,805 USD
View
Final sale: no returns
B+
Retailer 7
-
£2,928 GBP
SGD 5,302 SGD
View
B+
Retailer 8
-
£3,010 GBP
View
B+
Retailer 9
-
£3,077 GBP
$4,123 USD
View
B+
Retailer 10
-
£3,077 GBP
$4,123 USD
View
B+
Retailer 11
-
£3,261 GBP
$4,369 USD
View
Retailer 12
-
£3,424 GBP
A$7,058 AUD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
£3,550 GBP
$4,757 USD
View
B+
Retailer 14
-
£3,553 GBP
$4,760 USD
View
B
Retailer 15
-
£5,152 GBP
View
Most Expensive
B
NZ Jewellers
9fc868d8-325a-429a-8492-2b1ff8e73f49 · Oct 30
£5,360 GBP
$7,182 USD
View
15 more retailers have this diamond
Prices start from £2,321 GBPSave up to £3,039 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
1.01ct Marquise
£2,321 GBP