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Marquise|Natural|GIA

0.54ct G SI2 Marquise Natural Diamond

EX • G/SI2 • GIA 1555795864

Certificate GIA 1555795864

Diamond specifications and retailer prices

From £433 GBP
As of November 6, 2026
Save £1,040 GBP (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,473 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.54ct natural marquise diamond

This 0.54ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1555795864. Listed at 12 retailers as of November 5, 2026, with prices from £433 to £1,473, a £1,040 spread on the same certified stone. NZ Jewellers lists it at £1,473. 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

0.54
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555795864
Dimensions8.27 × 4.25 × 2.72 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
8.27 mm4.25 mm0.54 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1555795864
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 64.0%

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: £1,473 GBP|Low: £421 GBP|High: £1,560 GBP|Avg: £673 GBP|-5.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12£433 GBP
Retailer 3£470 GBP
Retailer 9£506 GBP
Retailer 6£507 GBP
Retailer 4£516 GBP
Retailer 2£536 GBP
Retailer 10£542 GBP
Retailer 5£558 GBP
Retailer 7£572 GBP
Retailer 11£589 GBP
Retailer 8£1,083 GBP
NZ Jewellers£1,473 GBP

31 data points across 12 retailers

12 retailers£433 GBP to £1,473 GBP

A
Cheapest Retailer
-
£433 GBP
Final sale: no returns
A
Retailer 2
-
£470 GBP
View
A
Retailer 3
-
£506 GBP
View
A
Retailer 4
-
£507 GBP
View
Retailer 5
-
£516 GBP
View
Price last confirmed 8 days ago
A
Retailer 6
-
£536 GBP
View
A
Retailer 7
-
£542 GBP
View
A
Retailer 8
-
£558 GBP
View
A
Retailer 9
-
£572 GBP
View
A
Retailer 10
-
£589 GBP
View
B
Retailer 11
-
£1,083 GBP
View
Most Expensive
B
NZ Jewellers
9fef5b23-515e-4038-8493-e5b4722fdd7b · Nov 5
£1,473 GBP
$1,972 USD
View
11 more retailers have this diamond
Prices start from £433 GBPSave up to £1,040 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
0.54ct Marquise
£433 GBP