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Marquise|Natural|GIA

0.53ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 1557722860

Certificate GIA 1557722860

Diamond specifications and retailer prices

From £429 GBP
As of November 6, 2026
Save £635 GBP (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,064 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557722860. Listed at 7 retailers as of November 4, 2026, with prices from £429 to £1,064, a £635 spread on the same certified stone. MOH London lists it at £1,064. 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

0.53
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1557722860
Dimensions7.73 × 4.35 × 2.71 mm
L/W Ratio1.78
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud
Top View
7.73 mm4.35 mm0.53 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1557722860
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 62.4%

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: £1,064 GBP|Low: £429 GBP|High: £1,078 GBP|Avg: £775 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2£429 GBP
Retailer 4£687 GBP
Retailer 3£819 GBP
Retailer 5£874 GBP
MOH London£1,064 GBP

38 data points across 5 retailers

7 retailers£429 GBP to £1,064 GBP

A
Cheapest Retailer
-
£429 GBP
B+
Retailer 2
-
£643 GBP
View
B+
Retailer 3
-
£687 GBP
View
B
Retailer 4
-
£787 GBP
View
B+
Retailer 5
-
£819 GBP
View
Retailer 6
-
£874 GBP
View
Price last confirmed 32 days ago
Most Expensive
B
MOH London
56CC368CB · Nov 4
£1,064 GBP
View
6 more retailers have this diamond
Prices start from £429 GBPSave up to £635 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
0.53ct Marquise
£429 GBP