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Round|Lab Grown|GIA

0.37ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GIA 2314980482

Certificate GIA 2314980482

Diamond specifications and retailer prices

From £583 GBP
As of October 31, 2026
Save £523 GBP (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,106 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.37ct lab-grown round diamond

This 0.37ct lab-grown round sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2314980482. Listed at 3 retailers as of October 29, 2026, with prices from £583 to £1,106, a £523 spread on the same certified stone. MOH London lists it at £1,106. 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

0.37
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginLab Grown
Grading LabGIA
CertificateGIA 2314980482
Dimensions4.67 × 4.66 × 2.80 mm
L/W Ratio1.00
Top View
4.67 mm4.66 mm0.37 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2314980482
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 60.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £1,106 GBP|Low: £257 GBP|High: £1,106 GBP|Avg: £423 GBP|+110.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 31, 2026
Retailer 4£393 GBP
Retailer 2£583 GBP
Retailer 3£642 GBP
MOH London£1,106 GBP

30 data points across 4 retailers

3 retailers£583 GBP to £1,106 GBP

B
Cheapest Retailer
-
£583 GBP
B
Retailer 2
-
£642 GBP
€819 EUR
View
Most Expensive
C
MOH London
FCD55D936 · Oct 29
£1,106 GBP
View
2 more retailers have this diamond
Prices start from £583 GBPSave up to £523 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.

B
0.37ct Round
£583 GBP