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Round|Lab Grown|GIA

0.56ct G SI1 Round Lab Grown Diamond

EX • G/SI1

Diamond specifications and retailer prices

From £724 GBP
$970 USD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: £724 GBP at Shane Co
View at Shane Co

About this 0.56ct lab-grown round diamond

This 0.56ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 4 retailers as of October 30, 2026. 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

0.56
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
Dimensions5.27 × 5.29 × 3.23 mm
L/W Ratio1.00
Top View
5.27 mm5.29 mm0.56 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 57.0%CrownGirdle: MED - STKPavilionCulet: NDepth 61.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: £263 GBP|Low: £69 GBP|High: £984 GBP|Avg: £444 GBP|+1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Shane Co
October 3, 2026
Retailer 3£69 GBP
Retailer 2£84 GBP
Retailer 1£263 GBP
Retailer 4£287 GBP
Retailer 5£480 GBP
Retailer 7£619 GBP
Shane Co£724 GBP
Retailer 6£984 GBP

17 data points across 8 retailers

4 retailers

Retailer 1
-
£69 GBP
$93 USD
Price last confirmed 30 days ago
Retailer 2
-
£84 GBP
$112 USD
View
Price last confirmed 29 days ago
Retailer 3
-
£287 GBP
$385 USD
View
Price last confirmed 31 days ago
Most Expensive
B
Shane Co
25K0DFG · Oct 30
£724 GBP
$970 USD
View
3 more retailers have this diamond

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
0.56ct Round
£724 GBP