Round|Natural|GIA

0.38ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 2556757396

Certificate GIA 2556757396

Diamond specifications and retailer prices

From £321 GBP
$430 USD
As of October 31, 2026
Save £603 GBP (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,357 GBP at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556757396. Listed at 13 retailers as of October 28, 2026, with a 188% 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2556757396
Dimensions4.61 × 4.63 × 2.89 mm
L/W Ratio1.00
Culet sizeNone
Top View
4.61 mm4.63 mm0.38 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556757396
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: £436 GBP|Low: £170 GBP|High: £929 GBP|Avg: £458 GBP|+29.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4£170 GBP
Retailer 2£270 GBP
Retailer 10£334 GBP
Retailer 11£350 GBP
Retailer 12£400 GBP
Retailer 9£408 GBP
Retailer 1£436 GBP
Retailer 3£453 GBP
Retailer 5£534 GBP
Retailer 6£730 GBP
Retailer 7£819 GBP
Retailer 8£924 GBP

25 data points across 12 retailers

13 retailers£321 GBP to £924 GBP

A
Cheapest Retailer
-
£321 GBP
$430 USD
A
Retailer 2
-
£334 GBP
$447 USD
View
A
Retailer 3
-
£346 GBP
$463 USD
View
A
Retailer 4
-
£346 GBP
$463 USD
View
B+
Retailer 5
-
£363 GBP
$486 USD
View
B+
Retailer 6
-
£370 GBP
$496 USD
View
B+
Retailer 7
-
£408 GBP
$547 USD
View
B+
Retailer 8
-
£436 GBP
View
B
Retailer 9
-
£534 GBP
€681 EUR
View
B
Retailer 10
-
£730 GBP
View
B
Retailer 11
-
£819 GBP
View
B
Retailer 12
-
£924 GBP
View
Most Expensive
NZ Jewellers
2332446b-1d80-45ef-acf1-69a3f0da401b · Oct 30
£1,357 GBP
$1,818 USD
View
Price under review
12 more retailers have this diamond
Prices start from £321 GBPSave up to £603 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
£321 GBP