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Marquise|Natural|GIA

0.38ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1545959058

Certificate GIA 1545959058

Diamond specifications and retailer prices

From £138 GBP
₹17,563 INR
As of November 2, 2026
Save £314 GBP (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £451 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.38ct natural marquise diamond

This 0.38ct natural marquise sits in the sub-half-carat band, graded J 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 1545959058. Listed at 9 retailers as of November 1, 2026, with prices from £138 to £451, a £314 spread on the same certified stone. MOH London lists it at £451. 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

0.38
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceMedium
Crown angle36.1°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 1545959058
Dimensions7.19 × 3.93 × 2.32 mm
L/W Ratio1.83
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Crystal
Top View
7.19 mm3.93 mm0.38 ctJ / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceMedium
CertificateGIA 1545959058
Side View
Table 61.0%Crown 36.1°Girdle: STK-VTKPavilion 38.6°Culet: NoneDepth 58.9%

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: Nov 2
Current: £451 GBP|Low: £137 GBP|High: £457 GBP|Avg: £306 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 2£138 GBP
Retailer 3£247 GBP
Retailer 4£265 GBP
Retailer 7£313 GBP
Retailer 6£327 GBP
Retailer 5£381 GBP
MOH London£451 GBP

40 data points across 7 retailers

9 retailers£138 GBP to £451 GBP

A
Cheapest Retailer
-
£138 GBP
₹17,563 INR
B+
Retailer 2
-
£172 GBP
HK$1,800 HKD
View
B+
Retailer 3
-
£217 GBP
$291 USD
View
B+
Retailer 4
-
£247 GBP
View
B+
Retailer 5
-
£265 GBP
$356 USD
View
Retailer 6
-
£313 GBP
A$645 AUD
View
Price last confirmed 28 days ago
B
Retailer 7
-
£327 GBP
$438 USD
View
B
Retailer 8
-
£381 GBP
€486 EUR
View
Most Expensive
B
MOH London
EC5F2D7A5 · Nov 1
£451 GBP
View
8 more retailers have this diamond
Prices start from £138 GBPSave up to £314 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
0.38ct Marquise
£138 GBP