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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 $281 NZD
As of November 5, 2026
Save $936 NZD (77%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,636 NZD 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
Colour
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: $1,636 NZD|Low: $267 NZD|High: $1,645 NZD|Avg: $727 NZD|-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$281 NZD
Retailer 15$325 NZD
Retailer 3$348 NZD
Retailer 9$348 NZD
Retailer 11$597 NZD
Retailer 10$606 NZD
Retailer 2$608 NZD
Retailer 8$633 NZD
Retailer 17$646 NZD
Retailer 12$667 NZD
Retailer 14$830 NZD
Retailer 16$830 NZD
Retailer 7$934 NZD
Retailer 5$1,118 NZD
Retailer 13$1,182 NZD
Retailer 6$1,218 NZD
MOH London$1,636 NZD

37 data points across 17 retailers

18 retailers$281 NZD to $1,218 NZD

A
Cheapest Retailer
-
$281 NZD
A
Retailer 2
-
$325 NZD
View
Retailer 3
-
$348 NZD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$348 NZD
View
A
Retailer 5
-
$597 NZD
View
A
Retailer 6
-
$606 NZD
View
A
Retailer 7
-
$608 NZD
View
B+
Retailer 8
-
$633 NZD
View
A
Retailer 9
-
$646 NZD
View
A
Retailer 10
-
$667 NZD
View
B+
Retailer 11
-
$830 NZD
View
B+
Retailer 12
-
$830 NZD
View
B+
Retailer 13
-
$906 NZD
View
B+
Retailer 14
-
$934 NZD
View
B
Retailer 15
-
$1,118 NZD
View
B
Retailer 16
-
$1,182 NZD
View
B
Retailer 17
-
$1,218 NZD
View
Most Expensive
MOH London
LG720547059 · Oct 29
$1,636 NZD
£714 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $281 NZDSave up to $936 NZD

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
$281 NZD