Oval|Lab Grown|IGI

1.56ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG797609241

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG797609241

Diamond specifications and retailer prices

From $1,210 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $1,210 USD at Brilliant Earth
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 Brilliant Earth

About this 1.56ct lab-grown oval diamond

This 1.56ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG797609241 or 797609241. Listed at a single retailer as of November 2, 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

1.56
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797609241
Dimensions9.16 × 6.45 × 3.99 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.16 mm6.45 mm1.56 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797609241
Side View
Table 59.0%Crown 37.3°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 61.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $882 USD|Low: $421 USD|High: $2,510 USD|Avg: $909 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
June 19, 2026
Retailer 6$421 USD
Retailer 4$623 USD
Retailer 5$662 USD
Retailer 1$882 USD
Retailer 3$1,283 USD
Retailer 2$2,510 USD

5 data points across 6 retailers

1 retailer

B
Brilliant Earth
20119598A · Nov 2
$1,210 USD
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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
1.56ct Oval
$1,210 USD