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Round|Lab Grown|IGI

51.79ct I VS2 Round Lab Grown Diamond

EX • I/VS2

Diamond specifications and retailer prices

This diamond has been sold
Last seen: Oct 19, 2026 at HK$1,279,324 HKD
HK$1,279,324 HKDlast known price
$163,073 USD

About this 51.79ct lab-grown round diamond

This 51.79ct lab-grown round sits in the over five carat band, graded I colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

51.79
Carat
I
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions23.56 × 23.67 mm
L/W Ratio1.00
Top View
23.56 mm23.67 mm51.79 ctI / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 60.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.5%

Caratlytics Score

Price History

Last verified: Oct 19
Current: HK$1,279,324 HKD|Low: HK$333,942 HKD|High: HK$1,279,324 HKD|Avg: HK$649,070 HKD
Adiamor
B2C Jewels
October 18, 2026
B2C JewelsHK$333,942 HKD
AdiamorHK$1,279,324 HKD

2 data points across 2 retailers

Historical Listings

B2C Jewels
37131943 · Oct 19
HK$333,942 HKD
$42,567 USD
View
Adiamor
D-82627205 · Oct 19
HK$1,279,324 HKD
$163,073 USD
View

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