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Marquise|Natural|GIA

3.01ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 3545328358

Certificate GIA 3545328358

Diamond specifications and retailer prices

From £16,568 GBP
$22,199 USD
As of October 31, 2026
Save £11,890 GBP (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £28,458 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 3.01ct natural marquise diamond

This 3.01ct natural marquise sits in the three to five carat band, graded J 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 3545328358. Listed at 12 retailers as of October 31, 2026, with prices from £16,568 to £28,458, a £11,890 spread on the same certified stone. MOH London lists it at £28,458. 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

3.01
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 3545328358
Dimensions14.51 × 7.60 × 4.55 mm
L/W Ratio1.91
Top View
14.51 mm7.60 mm3.01 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 3545328358
Side View
Table 61.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 59.9%

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: Oct 31
Current: £28,458 GBP|Low: £16,369 GBP|High: £28,801 GBP|Avg: £21,044 GBP|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 6£16,568 GBP
Retailer 5£16,751 GBP
Retailer 8£18,222 GBP
Retailer 3£18,522 GBP
Retailer 7£18,875 GBP
Retailer 2£22,102 GBP
Retailer 9£22,921 GBP
Retailer 4£24,580 GBP
MOH London£28,458 GBP

28 data points across 9 retailers

12 retailers£16,568 GBP to £28,458 GBP

A
Cheapest Retailer
-
£16,568 GBP
$22,199 USD
B+
Retailer 2
-
£16,751 GBP
$22,444 USD
View
Retailer 3
-
£18,222 GBP
$24,415 USD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
£18,522 GBP
View
B+
Retailer 5
-
£18,875 GBP
$25,290 USD
View
Retailer 6
-
£19,133 GBP
$25,636 USD
View
Price last confirmed 32 days ago
Retailer 7
-
£19,740 GBP
$26,449 USD
View
Price last confirmed 25 days ago
Retailer 8
-
£20,499 GBP
$27,467 USD
View
Price last confirmed 34 days ago
B
Retailer 9
-
£22,102 GBP
€28,204 EUR
View
B
Retailer 10
-
£24,580 GBP
View
Retailer 11
-
£25,814 GBP
$34,588 USD
View
Price last confirmed 32 days ago
Most Expensive
B
MOH London
E8D28E429 · Nov 1
£28,458 GBP
View
11 more retailers have this diamond
Prices start from £16,568 GBPSave up to £11,890 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
3.01ct Marquise
£16,568 GBP