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0.45ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG487107101

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487107101

Diamond specifications and retailer prices

From £192 GBP
As of November 5, 2026
Save £762 GBP (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £954 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 0.45ct lab-grown round diamond

This 0.45ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487107101 or 487107101. Listed at 9 retailers as of November 5, 2026, with prices from £192 to £954, a £762 spread on the same certified stone. MOH London lists it at £954. 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

0.45
Carat
D
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487107101
Dimensions4.90 × 4.94 × 3.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
4.90 mm4.94 mm0.45 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487107101
Side View
Table 53.0%Crown 33°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
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: Nov 5
Current: £954 GBP|Low: £185 GBP|High: £968 GBP|Avg: £413 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£192 GBP
Retailer 3£193 GBP
Retailer 7£223 GBP
Retailer 5£238 GBP
Retailer 6£397 GBP
Retailer 2£447 GBP
Retailer 8£495 GBP
Retailer 9£499 GBP
MOH London£954 GBP

25 data points across 9 retailers

9 retailers£192 GBP to £954 GBP

A
Cheapest Retailer
-
£192 GBP
A
Retailer 2
-
£193 GBP
View
B+
Retailer 3
-
£223 GBP
View
Retailer 4
-
£238 GBP
View
Price last confirmed 12 days ago
B+
Retailer 5
-
£238 GBP
View
B
Retailer 6
-
£397 GBP
View
B
Retailer 7
-
£447 GBP
View
B
Retailer 8
-
£768 GBP
View
Most Expensive
B
MOH London
LG487107101 · Nov 5
£954 GBP
View
8 more retailers have this diamond
Prices start from £192 GBPSave up to £762 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
0.45ct Round
£192 GBP