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1.59ct D SI2 Round Lab Grown Diamond

ID • D/SI2 • IGI LG512204624

Shape and cutting style on the report: Round brilliant

Certificate IGI LG512204624

Diamond specifications and retailer prices

From $739 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $739 USD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.59ct lab-grown round diamond

This 1.59ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512204624 or 512204624. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.59
Carat
D
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512204624
Dimensions7.57 × 7.59 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.57 mm7.59 mm1.59 ctD / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512204624
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $739 USD|Low: $710 USD|High: $912 USD|Avg: $787 USD|-19.0%
September 23, 2026
B2C Jewels$739 USD

3 data points across 1 retailer

1 retailer

B
B2C Jewels
24883695 · Oct 29
$739 USD
View

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B
1.59ct Round
$739 USD