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Round|Lab Grown|IGI

1.51ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG696546484

Certificate IGI LG696546484

Diamond specifications and retailer prices

From $1,130 USD
As of October 30, 2026
Save $750 USD (40%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,880 USD at Jared · As of October 30, 2026
View at Jared

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG696546484 or 696546484. Listed at 3 retailers as of October 30, 2026, with prices from $1,130 to $1,880, a $750 spread on the same certified stone. Jared lists it at $1,880. 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

1.51
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG696546484
Dimensions7.31 × 7.33 mm
L/W Ratio1.00
Top View
7.31 mm7.33 mm1.51 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696546484
Side View
Table 56.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $1,880 USD|Low: $1,130 USD|High: $1,880 USD|Avg: $1,421 USD
Jared
Retailer 2
Retailer 3
April 27, 2026
Retailer 2$1,130 USD
Retailer 3$1,130 USD
Jared$1,880 USD

7 data points across 3 retailers

3 retailers$1,130 USD to $1,880 USD

B
Cheapest Retailer
-
$1,130 USD
B
Retailer 2
-
$1,130 USD
View
Most Expensive
B
Jared
155506825 · Oct 30
$1,880 USD
View
2 more retailers have this diamond
Prices start from $1,130 USDSave up to $750 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
1.51ct Round
$1,130 USD