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Marquise|Natural|GIA

1.01ct F SI2 Marquise Natural Diamond

EX • F/SI2 • GIA 2554600036

Certificate GIA 2554600036

Diamond specifications and retailer prices

From £2,419 GBP
$3,246 USD
As of November 1, 2026
Save £2,821 GBP (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £5,239 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 F 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 2554600036. Listed at 18 retailers as of October 30, 2026, with prices from £2,419 to £5,239, a £2,821 spread on the same certified stone. NZ Jewellers lists it at £5,239. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle34.92°
OriginNatural
Grading LabGIA
CertificateGIA 2554600036
Dimensions10.06 × 5.28 × 3.30 mm
L/W Ratio1.91
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
10.06 mm5.28 mm1.01 ctF / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2554600036
Side View
Table 59.0%Crown 34.92°Girdle: THK-VTKPavilionCulet: NoneDepth 62.5%

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 1
Current: £2,973 GBP|Low: £2,419 GBP|High: £5,090 GBP|Avg: £3,045 GBP|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8£2,419 GBP
Retailer 7£2,474 GBP
Retailer 3£2,516 GBP
Retailer 9£2,559 GBP
Retailer 2£2,724 GBP
Retailer 10£2,829 GBP
Retailer 11£2,910 GBP
Retailer 1£2,973 GBP
Retailer 5£3,051 GBP
Retailer 4£3,402 GBP
Retailer 6£5,029 GBP

40 data points across 11 retailers

18 retailers£2,419 GBP to £5,239 GBP

B+
Cheapest Retailer
-
£2,419 GBP
$3,246 USD
B+
Retailer 2
-
£2,474 GBP
$3,320 USD
View
B+
Retailer 3
-
£2,516 GBP
$3,376 USD
View
B+
Retailer 4
-
£2,559 GBP
$3,434 USD
View
B+
Retailer 5
-
£2,724 GBP
$3,656 USD
View
B+
Retailer 6
-
£2,724 GBP
$3,656 USD
View
B+
Retailer 7
-
£2,829 GBP
$3,797 USD
View
B
Retailer 8
-
£2,910 GBP
$3,905 USD
View
B
Retailer 9
-
£2,973 GBP
View
B+
Retailer 10
-
£3,051 GBP
View
B+
Retailer 11
-
£3,085 GBP
$4,140 USD
View
B+
Retailer 12
-
£3,085 GBP
$4,140 USD
View
B
Retailer 13
-
£3,144 GBP
$4,219 USD
View
B
Retailer 14
-
£3,182 GBP
$4,270 USD
View
B
Retailer 15
-
£3,402 GBP
€4,348 EUR
View
Retailer 16
-
£3,404 GBP
$4,568 USD
View
Price last confirmed 10 days ago
B
Retailer 17
-
£5,029 GBP
View
Most Expensive
B
NZ Jewellers
492bffe2-50d3-42ef-9422-62e0f38a95ef · Oct 30
£5,239 GBP
$7,031 USD
View
17 more retailers have this diamond
Prices start from £2,419 GBPSave up to £2,821 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+
1.01ct Marquise
£2,419 GBP