CaratHunter
Plans
Round|Lab Grown|IGI

0.38ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • IGI LG459192477

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459192477

Diamond specifications and retailer prices

From £132 GBP
$177 USD
As of October 29, 2026
Save £636 GBP (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £768 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.38ct lab-grown round diamond

This 0.38ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459192477 or 459192477. Listed at 9 retailers as of October 26, 2026, with prices from £132 to £768, a £636 spread on the same certified stone. MOH London lists it at £768. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459192477
Dimensions4.60 × 4.57 × 2.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.60 mm4.57 mm0.38 ctF / SI2
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459192477
Side View
Table 60.5%Crown 36.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.0%

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 29
Current: £768 GBP|Low: £127 GBP|High: £1,742 GBP|Avg: £432 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4£132 GBP
Retailer 7£154 GBP
Retailer 11£164 GBP
Retailer 5£164 GBP
Retailer 8£194 GBP
Retailer 6£292 GBP
Retailer 2£334 GBP
Retailer 3£343 GBP
Retailer 9£372 GBP
MOH London£768 GBP
Retailer 10£1,742 GBP

15 data points across 11 retailers

9 retailers£132 GBP to £768 GBP

A
Cheapest Retailer
-
£132 GBP
$177 USD
A
Retailer 2
-
£154 GBP
$206 USD
View
A
Retailer 3
-
£164 GBP
$220 USD
View
A
Retailer 4
-
£164 GBP
$220 USD
View
B+
Retailer 5
-
£194 GBP
$260 USD
View
B+
Retailer 6
-
£292 GBP
$391 USD
View
B
Retailer 7
-
£334 GBP
€426 EUR
View
B
Retailer 8
-
£527 GBP
$706 USD
View
Most Expensive
B
MOH London
LG459192477 · Oct 26
£768 GBP
View
8 more retailers have this diamond
Prices start from £132 GBPSave up to £636 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
£132 GBP