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Radiant|Lab Grown|IGI

1.16ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG784646183

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

Certificate IGI LG784646183

Diamond specifications and retailer prices

From $682 NZD
$384 USD
As of November 1, 2026
Save $3,681 NZD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,363 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.16ct lab-grown radiant diamond

This 1.16ct 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 LG784646183 or 784646183. Listed at 15 retailers as of November 1, 2026, with prices from $682 to $4,363, a $3,681 spread on the same certified stone. Rare Carat lists it at $4,363. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.16
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784646183
Dimensions7.68 × 5.22 × 3.41 mm
L/W Ratio1.47
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
7.68 mm5.22 mm1.16 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784646183
Side View
Table 63.0%Crown 38.6°Girdle: MED-STKPavilion 33.1°Culet: NoneDepth 65.3%

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 1
Current: $4,363 NZD|Low: $682 NZD|High: $5,474 NZD|Avg: $2,139 NZD|+10.5%
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 2, 2026
Retailer 4$682 NZD
Retailer 2$689 NZD
Retailer 9$887 NZD
Retailer 12$1,002 NZD
Retailer 7$1,004 NZD
Retailer 3$1,027 NZD
Retailer 6$1,144 NZD
Retailer 11$1,864 NZD
Retailer 5$2,684 NZD
Retailer 8$3,857 NZD
Retailer 10$4,337 NZD
Rare Carat$4,363 NZD

37 data points across 12 retailers

15 retailers$682 NZD to $4,363 NZD

Retailer 1
-
$514 NZD
$289 USD
Price last confirmed 22 days ago
Retailer 2
-
$597 NZD
$336 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$682 NZD
$384 USD
View
Final sale: no returns
A
Retailer 4
-
$689 NZD
£305 GBP
View
A
Retailer 5
-
$887 NZD
$499 USD
View
A
Retailer 6
-
$1,002 NZD
$564 USD
View
A
Retailer 7
-
$1,004 NZD
$565 USD
View
A
Retailer 8
-
$1,027 NZD
$578 USD
View
A
Retailer 9
-
$1,144 NZD
€613 EUR
View
B+
Retailer 10
-
$1,864 NZD
$1,049 USD
View
Retailer 11
-
$2,264 NZD
$1,274 USD
View
Price last confirmed 23 days ago
B+
Retailer 12
-
$2,684 NZD
£1,189 GBP
View
B
Retailer 13
-
$3,857 NZD
$2,170 USD
View
B
Retailer 14
-
$4,337 NZD
$2,440 USD
View
Most Expensive
B
Rare Carat
B86-64B · Nov 1
$4,363 NZD
$2,455 USD
View
14 more retailers have this diamond
Prices start from $682 NZDSave up to $3,681 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
1.16ct Radiant
$682 NZD