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Heart|Lab Grown|IGI

1.09ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG849651126

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG849651126

Diamond specifications and retailer prices

From $277 NZD
$156 USD
As of November 2, 2026
Save $1,334 NZD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,612 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart 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 LG849651126 or 849651126. Listed at 10 retailers as of November 1, 2026, with prices from $277 to $1,612, a $1,334 spread on the same certified stone. MOH London lists it at $1,612. 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

1.09
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849651126
Dimensions7.15 × 6.49 × 3.97 mm
L/W Ratio1.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.15 mm6.49 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849651126
Side View
Table 60.0%Crown 32.2°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 55.5%

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 2
Current: $1,612 NZD|Low: $277 NZD|High: $1,612 NZD|Avg: $781 NZD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 4$277 NZD
Retailer 5$447 NZD
Retailer 8$466 NZD
Retailer 3$593 NZD
Retailer 7$604 NZD
Retailer 9$608 NZD
Retailer 6$655 NZD
Retailer 2$1,171 NZD
Retailer 10$1,206 NZD
MOH London$1,612 NZD

3 data points across 10 retailers

10 retailers$277 NZD to $1,612 NZD

A
Cheapest Retailer
-
$277 NZD
$156 USD
A
Retailer 2
-
$447 NZD
£198 GBP
View
B+
Retailer 3
-
$466 NZD
$262 USD
View
A
Retailer 4
-
$593 NZD
€318 EUR
View
A
Retailer 5
-
$604 NZD
£268 GBP
View
A
Retailer 6
-
$608 NZD
$342 USD
View
A
Retailer 7
-
$655 NZD
£290 GBP
View
B
Retailer 8
-
$1,171 NZD
$659 USD
View
B+
Retailer 9
-
$1,206 NZD
$679 USD
View
Most Expensive
B
MOH London
LG849651126 · Nov 1
$1,612 NZD
£714 GBP
View
9 more retailers have this diamond
Prices start from $277 NZDSave up to $1,334 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
1.09ct Heart
$277 NZD