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Radiant|Lab Grown|IGI

1.09ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG566310953

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG566310953

Diamond specifications and retailer prices

From $249 NZD
$140 USD
As of November 2, 2026
Save $2,151 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,399 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant 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 LG566310953 or 566310953. Listed at 15 retailers as of November 2, 2026, with prices from $249 to $2,399, a $2,151 spread on the same certified stone. Do Amore Diamonds lists it at $2,399. 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 angle42.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566310953
Dimensions7.48 × 4.99 × 3.41 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.48 mm4.99 mm1.09 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566310953
Side View
Table 66.0%Crown 42.6°Girdle: MediumPavilion 35°Culet: NoneDepth 68.3%

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 2
Current: $443 NZD|Low: $240 NZD|High: $1,616 NZD|Avg: $636 NZD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 10$249 NZD
Retailer 4$279 NZD
Retailer 2$290 NZD
Retailer 3$309 NZD
Retailer 11$309 NZD
Retailer 1$443 NZD
Retailer 13$576 NZD
Retailer 6$598 NZD
Retailer 7$649 NZD
Retailer 5$885 NZD
Retailer 9$1,052 NZD
Retailer 12$1,098 NZD
Retailer 8$1,607 NZD

45 data points across 13 retailers

15 retailers$249 NZD to $2,399 NZD

A
Cheapest Retailer
-
$249 NZD
$140 USD
A
Retailer 2
-
$279 NZD
$157 USD
View
Final sale: no returns
A
Retailer 3
-
$290 NZD
$163 USD
View
Retailer 4
-
$309 NZD
$174 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$309 NZD
$174 USD
View
A
Retailer 6
-
$443 NZD
£196 GBP
View
A
Retailer 7
-
$467 NZD
$263 USD
View
B+
Retailer 8
-
$576 NZD
$324 USD
View
A
Retailer 9
-
$598 NZD
£265 GBP
View
A
Retailer 10
-
$649 NZD
£288 GBP
View
B+
Retailer 11
-
$885 NZD
$498 USD
View
B+
Retailer 12
-
$1,052 NZD
$592 USD
View
B
Retailer 13
-
$1,098 NZD
$618 USD
View
B
Retailer 14
-
$1,607 NZD
£712 GBP
View
Most Expensive
B
Do Amore Diamonds
27-965C3C97B · Nov 2
$2,399 NZD
$1,350 USD
View
14 more retailers have this diamond
Prices start from $249 NZDSave up to $2,151 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 Radiant
$249 NZD