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Round|Lab Grown|IGI

1.37ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG660459197

Certificate IGI LG660459197

Diamond specifications and retailer prices

From $900 USD
As of November 2, 2026
Save $640 USD (42%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,540 USD at Jared · As of November 2, 2026
View at Jared

About this 1.37ct lab-grown round diamond

This 1.37ct lab-grown round 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 LG660459197 or 660459197. Listed at 3 retailers as of November 2, 2026, with prices from $900 to $1,540, a $640 spread on the same certified stone. Jared lists it at $1,540. 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
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG660459197
Dimensions7.13 × 7.17 mm
L/W Ratio1.01
Top View
7.13 mm7.17 mm1.37 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660459197
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.0%

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: $1,540 USD|Low: $900 USD|High: $1,540 USD|Avg: $1,186 USD
Jared
Retailer 2
Retailer 3
April 27, 2026
Retailer 2$900 USD
Retailer 3$900 USD
Jared$1,540 USD

7 data points across 3 retailers

3 retailers$900 USD to $1,540 USD

B
Cheapest Retailer
-
$900 USD
B
Retailer 2
-
$900 USD
View
Most Expensive
B
Jared
154541418 · Nov 2
$1,540 USD
View
2 more retailers have this diamond
Prices start from $900 USDSave up to $640 USD

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 Round
$900 USD