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Round|Lab Grown|IGI

0.55ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG987577

Certificate IGI LG987577

Diamond specifications and retailer prices

From £571 GBP
$765 USD
As of November 2, 2026
Save £371 GBP (39%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £942 GBP at Fonder Diamond · As of October 31, 2026
View at Fonder Diamond

About this 0.55ct lab-grown round diamond

This 0.55ct lab-grown round sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG987577 or 987577. Listed at 2 retailers as of October 31, 2026, with prices from £571 to £942, a £371 spread on the same certified stone. Fonder Diamond lists it at £942. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.55
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG987577
Dimensions5.20 × 5.23 mm
L/W Ratio1.01
Top View
5.20 mm5.23 mm0.55 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG987577
Side View
Table 58.0%CrownGirdle: MED - STKPavilionCulet: NDepth 62.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £942 GBP|Low: £430 GBP|High: £2,339 GBP|Avg: £1,005 GBP|-0.4%
Fonder Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 13, 2026
Retailer 3£430 GBP
Retailer 5£557 GBP
Retailer 2£571 GBP
Fonder Diamond£942 GBP
Retailer 6£1,030 GBP
Retailer 7£1,161 GBP
Retailer 4£2,339 GBP

4 data points across 7 retailers

2 retailers£571 GBP to £942 GBP

B+
Cheapest Retailer
-
£571 GBP
$765 USD
Most Expensive
B
Fonder Diamond
73149596 · Oct 31
£942 GBP
SGD 1,706 SGD
View
1 more retailer has this diamond
Prices start from £571 GBPSave up to £371 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+
0.55ct Round
£571 GBP