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Marquise|Natural|GIA

0.57ct I SI2 Marquise Natural Diamond

EX • I/SI2 • GIA 3565688196

Certificate GIA 3565688196

Diamond specifications and retailer prices

From £354 GBP
As of November 6, 2026
Save £1,128 GBP (76%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,482 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.57ct natural marquise diamond

This 0.57ct natural marquise sits in the half to three-quarter carat band, graded I 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 3565688196. Listed at 12 retailers as of November 5, 2026, with prices from £354 to £1,482, a £1,128 spread on the same certified stone. NZ Jewellers lists it at £1,482. 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

0.57
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3565688196
Dimensions8.18 × 4.30 × 2.72 mm
L/W Ratio1.90
Top View
8.18 mm4.30 mm0.57 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 3565688196
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.3%

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: £1,482 GBP|Low: £354 GBP|High: £1,482 GBP|Avg: £630 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
November 7, 2026
Retailer 6£354 GBP
Retailer 4£401 GBP
Retailer 3£473 GBP
Retailer 10£509 GBP
Retailer 11£545 GBP
Retailer 8£561 GBP
Retailer 12£571 GBP
Retailer 5£576 GBP
Retailer 7£643 GBP
Retailer 9£669 GBP
Retailer 2£1,085 GBP
NZ Jewellers£1,482 GBP

9 data points across 12 retailers

12 retailers£354 GBP to £1,482 GBP

A
Cheapest Retailer
-
£354 GBP
A
Retailer 2
-
£401 GBP
View
A
Retailer 3
-
£473 GBP
View
A
Retailer 4
-
£509 GBP
View
B+
Retailer 5
-
£545 GBP
View
B+
Retailer 6
-
£561 GBP
View
B+
Retailer 7
-
£571 GBP
View
B+
Retailer 8
-
£576 GBP
View
B+
Retailer 9
-
£643 GBP
View
B+
Retailer 10
-
£669 GBP
View
B
Retailer 11
-
£1,085 GBP
View
Most Expensive
B
NZ Jewellers
75788907-6f7f-49db-8a48-41a5123789b6 · Nov 5
£1,482 GBP
$1,984 USD
View
11 more retailers have this diamond
Prices start from £354 GBPSave up to £1,128 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
0.57ct Marquise
£354 GBP