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Round|Lab Grown|IGI

1.19ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG720547059

Shape and cutting style on the report: Round brilliant

Certificate IGI LG720547059

Diamond specifications and retailer prices

From $156 USD
As of November 5, 2026
Save $519 USD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $907 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.19ct lab-grown round diamond

This 1.19ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG720547059 or 720547059. Listed at 18 retailers as of November 5, 2026, with a 333% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.19
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720547059
Dimensions6.85 × 6.80 × 4.12 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.85 mm6.80 mm1.19 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720547059
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $907 USD|Low: $148 USD|High: $912 USD|Avg: $403 USD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 6, 2026
Retailer 4$156 USD
Retailer 15$180 USD
Retailer 3$193 USD
Retailer 9$193 USD
Retailer 11$331 USD
Retailer 10$336 USD
Retailer 2$337 USD
Retailer 8$351 USD
Retailer 17$358 USD
Retailer 12$370 USD
Retailer 14$460 USD
Retailer 16$460 USD
Retailer 7$518 USD
Retailer 5$620 USD
Retailer 13$655 USD
Retailer 6$675 USD
MOH London$907 USD

37 data points across 17 retailers

18 retailers$156 USD to $675 USD

A
Cheapest Retailer
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$156 USD
A
Retailer 2
-
$180 USD
View
Retailer 3
-
$193 USD
View
Price last confirmed 12 days ago
A
Retailer 4
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$193 USD
View
A
Retailer 5
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$331 USD
View
A
Retailer 6
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$336 USD
View
A
Retailer 7
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$337 USD
View
B+
Retailer 8
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$351 USD
View
A
Retailer 9
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$358 USD
View
A
Retailer 10
-
$370 USD
View
B+
Retailer 11
-
$460 USD
View
B+
Retailer 12
-
$460 USD
View
B+
Retailer 13
-
$502 USD
View
B+
Retailer 14
-
$518 USD
View
B
Retailer 15
-
$620 USD
View
B
Retailer 16
-
$655 USD
View
B
Retailer 17
-
$675 USD
View
Most Expensive
MOH London
LG720547059 · Oct 29
$907 USD
£714 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $156 USDSave up to $519 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.

A
1.19ct Round
$156 USD