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Radiant|Lab Grown|IGI

1.13ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816608650

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

Certificate IGI LG816608650

Diamond specifications and retailer prices

From $871 NZD
$490 USD
As of November 2, 2026
Save $3,386 NZD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,257 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.13ct lab-grown radiant diamond

This 1.13ct 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 LG816608650 or 816608650. Listed at 16 retailers as of November 1, 2026, with prices from $871 to $4,257, a $3,386 spread on the same certified stone. Rare Carat lists it at $4,257. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.13
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816608650
Dimensions7.24 × 5.13 × 3.60 mm
L/W Ratio1.41
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
7.24 mm5.13 mm1.13 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816608650
Side View
Table 65.0%Crown 43.5°Girdle: Slightly ThickPavilion 36.8°Culet: NoneDepth 70.2%

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 2
Current: $4,257 NZD|Low: $503 NZD|High: $5,385 NZD|Avg: $2,169 NZD|+10.0%
Rare Carat
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
November 3, 2026
Retailer 7$503 NZD
Retailer 12$871 NZD
Retailer 6$979 NZD
Retailer 15$983 NZD
Retailer 16$986 NZD
Retailer 9$1,120 NZD
Retailer 11$1,313 NZD
Retailer 5$1,794 NZD
Retailer 14$1,820 NZD
Retailer 4$1,888 NZD
Retailer 8$2,600 NZD
Retailer 3$2,623 NZD
Retailer 2$2,909 NZD
Retailer 10$3,768 NZD
Retailer 13$4,248 NZD
Rare Carat$4,257 NZD

30 data points across 16 retailers

16 retailers$871 NZD to $4,257 NZD

Retailer 1
-
$503 NZD
$283 USD
Price last confirmed 22 days ago
A
Retailer 2
-
$871 NZD
$490 USD
View
A
Retailer 3
-
$979 NZD
$551 USD
View
A
Retailer 4
-
$983 NZD
$553 USD
View
A
Retailer 5
-
$986 NZD
$555 USD
View
A
Retailer 6
-
$1,120 NZD
€600 EUR
View
A
Retailer 7
-
$1,182 NZD
$665 USD
View
Retailer 8
-
$1,794 NZD
$1,009 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$1,820 NZD
$1,024 USD
View
B+
Retailer 10
-
$1,888 NZD
$1,063 USD
View
Retailer 11
-
$2,211 NZD
$1,244 USD
View
Price last confirmed 23 days ago
Retailer 12
-
$2,623 NZD
£1,162 GBP
View
Price last confirmed 7 days ago
B
Retailer 13
-
$2,909 NZD
$1,637 USD
View
B
Retailer 14
-
$3,768 NZD
$2,120 USD
View
B
Retailer 15
-
$4,248 NZD
$2,390 USD
View
Most Expensive
B
Rare Carat
B25-42 · Nov 1
$4,257 NZD
$2,395 USD
View
15 more retailers have this diamond
Prices start from $871 NZDSave up to $3,386 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
1.13ct Radiant
$871 NZD