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Marquise|Natural|GIA

1.01ct F SI1 Marquise Natural Diamond

ID • F/SI1 • GIA 1555306464

Certificate GIA 1555306464

Diamond specifications and retailer prices

From £2,152 GBP
As of November 6, 2026
Save £2,820 GBP (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,971 GBP at NZ Jewellers · As of November 5, 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 F 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 1555306464. Listed at 23 retailers as of November 5, 2026, with prices from £2,152 to £4,971, a £2,820 spread on the same certified stone. NZ Jewellers lists it at £4,971. 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
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555306464
Dimensions10.39 × 5.33 × 3.04 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
10.39 mm5.33 mm1.01 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555306464
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.0%

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 6
Current: £4,971 GBP|Low: £2,152 GBP|High: £4,971 GBP|Avg: £3,186 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
November 7, 2026
Retailer 4£2,152 GBP
Retailer 11£2,226 GBP
Retailer 14£2,520 GBP
Retailer 8£2,568 GBP
Retailer 10£2,731 GBP
Retailer 12£2,768 GBP
Retailer 7£2,853 GBP
Retailer 17£2,853 GBP
Retailer 2£2,890 GBP
Retailer 16£2,963 GBP
Retailer 5£3,293 GBP
Retailer 9£3,304 GBP
Retailer 15£3,326 GBP
Retailer 13£3,482 GBP
Retailer 6£4,350 GBP
Retailer 3£4,771 GBP
NZ Jewellers£4,971 GBP

23 data points across 17 retailers

23 retailers£2,152 GBP to £4,971 GBP

A
Cheapest Retailer
-
£2,152 GBP
A
Retailer 2
-
£2,226 GBP
View
B+
Retailer 3
-
£2,520 GBP
View
B+
Retailer 4
-
£2,551 GBP
View
B+
Retailer 5
-
£2,568 GBP
View
B+
Retailer 6
-
£2,630 GBP
View
B+
Retailer 7
-
£2,633 GBP
View
Final sale: no returns
B+
Retailer 8
-
£2,714 GBP
View
B+
Retailer 9
-
£2,731 GBP
View
B+
Retailer 10
-
£2,768 GBP
View
B+
Retailer 11
-
£2,853 GBP
View
Retailer 12
-
£2,853 GBP
View
Price last confirmed 13 days ago
B+
Retailer 13
-
£2,890 GBP
View
B
Retailer 14
-
£2,962 GBP
View
B+
Retailer 15
-
£2,963 GBP
View
B
Retailer 16
-
£2,988 GBP
View
Retailer 17
-
£3,068 GBP
View
Price last confirmed 30 days ago
B+
Retailer 18
-
£3,293 GBP
View
B+
Retailer 19
-
£3,326 GBP
View
B
Retailer 20
-
£3,482 GBP
View
Retailer 21
-
£4,350 GBP
View
Price last confirmed 10 days ago
B
Retailer 22
-
£4,771 GBP
View
Most Expensive
B
NZ Jewellers
672d68f5-c2c5-493a-aca7-e5528ac26154 · Nov 5
£4,971 GBP
$6,654 USD
View
22 more retailers have this diamond
Prices start from £2,152 GBPSave up to £2,820 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
£2,152 GBP