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Oval|Lab Grown|IGI

1.37ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG770635797

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770635797

Diamond specifications and retailer prices

From €820 EUR
$920 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €820 EUR 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 1.37ct lab-grown oval diamond

This 1.37ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG770635797 or 770635797. 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

1.37
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770635797
Dimensions8.85 × 6.27 × 3.89 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Top View
8.85 mm6.27 mm1.37 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770635797
Side View
Table 62.0%Crown 35.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.0%

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: €820 EUR|Low: €183 EUR|High: €820 EUR|Avg: €467 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
April 14, 2026
Retailer 2€297 EUR
Retailer 5€303 EUR
Retailer 3€350 EUR
Retailer 6€471 EUR
Retailer 8€511 EUR
Retailer 7€655 EUR
Retailer 4€672 EUR
Brilliant Earth€820 EUR

34 data points across 8 retailers

1 retailer

B
Brilliant Earth
17530638A · Nov 2
€820 EUR
$920 USD
View

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
1.37ct Oval
€820 EUR