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Radiant|Lab Grown|IGI

1.09ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG768631882

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

Certificate IGI LG768631882

Diamond specifications and retailer prices

From $571 NZD
As of November 4, 2026
Save $3,491 NZD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,062 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768631882 or 768631882. Listed at 15 retailers as of November 1, 2026, with prices from $571 to $4,062, a $3,491 spread on the same certified stone. Rare Carat lists it at $4,062. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631882
Dimensions7.34 × 5.18 × 3.39 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.34 mm5.18 mm1.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631882
Side View
Table 65.0%Crown 35.2°Girdle: Slightly ThickPavilion 34.3°Culet: NoneDepth 65.4%

Caratlytics Score

How it works →
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 4
Current: $4,062 NZD|Low: $571 NZD|High: $5,127 NZD|Avg: $1,961 NZD|+9.8%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 4$571 NZD
Retailer 7$722 NZD
Retailer 10$791 NZD
Retailer 5$882 NZD
Retailer 12$898 NZD
Retailer 3$905 NZD
Retailer 9$1,480 NZD
Retailer 11$1,552 NZD
Retailer 2$2,028 NZD
Retailer 6$2,838 NZD
Retailer 8$3,548 NZD
Rare Carat$4,062 NZD

27 data points across 12 retailers

15 retailers$571 NZD to $4,062 NZD

Retailer 1
-
$387 NZD
Price last confirmed 22 days ago
Retailer 2
-
$506 NZD
View
Price last confirmed 35 days ago
A
Retailer 3
-
$571 NZD
View
Final sale: no returns
Retailer 4
-
$585 NZD
View
Price last confirmed 38 days ago
A
Retailer 5
-
$722 NZD
View
A
Retailer 6
-
$791 NZD
View
A
Retailer 7
-
$882 NZD
View
A
Retailer 8
-
$898 NZD
View
B+
Retailer 9
-
$1,480 NZD
View
B+
Retailer 10
-
$1,552 NZD
View
B+
Retailer 11
-
$2,028 NZD
View
Retailer 12
-
$2,221 NZD
View
Price last confirmed 35 days ago
B
Retailer 13
-
$2,838 NZD
View
B
Retailer 14
-
$3,548 NZD
View
Most Expensive
B
Rare Carat
611-2B · Nov 1
$4,062 NZD
$2,290 USD
View
14 more retailers have this diamond
Prices start from $571 NZDSave up to $3,491 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
$571 NZD