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Marquise|Natural|GIA

1.00ct F I1 Marquise Natural Diamond

F/I1 • GIA 1558362131

Certificate GIA 1558362131

Diamond specifications and retailer prices

From £2,112 GBP
€2,699 EUR
As of November 2, 2026
Save £1,511 GBP (42%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £3,623 GBP at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included) and certified by GIA 1558362131. Listed at 2 retailers as of November 2, 2026, with prices from £2,112 to £3,623, a £1,511 spread on the same certified stone. NZ Jewellers lists it at £3,623. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
F
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1558362131
Dimensions10.10 × 5.28 × 3.31 mm
L/W Ratio1.91
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
10.10 mm5.28 mm1.00 ctF / I1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1558362131
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £3,623 GBP|Low: £2,112 GBP|High: £3,799 GBP|Avg: £2,934 GBP|-4.6%
NZ Jewellers
Retailer 2
November 3, 2026
Retailer 2£2,112 GBP
NZ Jewellers£3,623 GBP

24 data points across 2 retailers

2 retailers£2,112 GBP to £3,623 GBP

B+
Cheapest Retailer
-
£2,112 GBP
€2,699 EUR
Most Expensive
C
NZ Jewellers
74f7e2a8-e3e7-43cd-be2f-e27bf26b1385 · Nov 3
£3,623 GBP
$4,862 USD
View
1 more retailer has this diamond
Prices start from £2,112 GBPSave up to £1,511 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.

B+
1.00ct Marquise
£2,112 GBP