Round|Natural|GIA

0.38ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 6501634775

Certificate GIA 6501634775

Diamond specifications and retailer prices

From £172 GBP
$230 USD
As of October 28, 2026
Save £606 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £792 GBP at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 0.38ct natural round diamond

This 0.38ct natural round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6501634775. Listed at 16 retailers as of October 28, 2026, with a 353% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6501634775
Dimensions4.66 × 4.63 × 2.88 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
4.66 mm4.63 mm0.38 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6501634775
Side View
Table 57.0%Crown 34.5°Girdle: Sli. ThickPavilion 41.2°Culet: NoneDepth 62.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £261 GBP|Low: £178 GBP|High: £409 GBP|Avg: £272 GBP|+4.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8£179 GBP
Retailer 10£180 GBP
Retailer 5£185 GBP
Retailer 7£191 GBP
Retailer 6£230 GBP
Retailer 2£237 GBP
Retailer 1£261 GBP
Retailer 9£328 GBP
Retailer 3£344 GBP
Retailer 4£397 GBP

40 data points across 10 retailers

16 retailers£172 GBP to £778 GBP

A
Cheapest Retailer
-
£172 GBP
$230 USD
Retailer 2
-
£175 GBP
$234 USD
View
Price last confirmed 43 days ago
Retailer 3
-
£179 GBP
$240 USD
View
Price last confirmed 9 days ago
Retailer 4
-
£183 GBP
$245 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
£185 GBP
$248 USD
View
A
Retailer 6
-
£191 GBP
$256 USD
View
B+
Retailer 7
-
£230 GBP
$308 USD
View
A
Retailer 8
-
£231 GBP
$310 USD
View
Retailer 9
-
£235 GBP
$315 USD
View
Price last confirmed 39 days ago
A
Retailer 10
-
£237 GBP
$317 USD
View
A
Retailer 11
-
£261 GBP
View
B+
Retailer 12
-
£328 GBP
$439 USD
View
B+
Retailer 13
-
£344 GBP
€439 EUR
View
B+
Retailer 14
-
£397 GBP
View
B
Retailer 15
-
£778 GBP
$1,042 USD
View
Most Expensive
NZ Jewellers
7f8931f0-0b0d-47df-a6d4-12c8eb769ea8 · Sep 21
£792 GBP
$1,061 USD
View
Price last confirmed 39 days ago
15 more retailers have this diamond
Prices start from £172 GBPSave up to £606 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 Round
£172 GBP