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Radiant|Lab Grown|IGI

1.18ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801686049

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

Certificate IGI LG801686049

Diamond specifications and retailer prices

From $693 NZD
$390 USD
As of November 1, 2026
Save $3,750 NZD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,443 NZD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.18ct lab-grown radiant diamond

This 1.18ct 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 LG801686049 or 801686049. Listed at 15 retailers as of November 1, 2026, with prices from $693 to $4,443, a $3,750 spread on the same certified stone. Rare Carat lists it at $4,443. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.4°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801686049
Dimensions7.77 × 5.34 × 3.46 mm
L/W Ratio1.46
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
7.77 mm5.34 mm1.18 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801686049
Side View
Table 63.0%Crown 41.4°Girdle: MediumPavilion 35°Culet: NoneDepth 64.8%

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: $4,443 NZD|Low: $693 NZD|High: $5,563 NZD|Avg: $2,173 NZD|+10.6%
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$693 NZD
Retailer 2$700 NZD
Retailer 8$896 NZD
Retailer 12$906 NZD
Retailer 11$1,018 NZD
Retailer 3$1,059 NZD
Retailer 5$1,161 NZD
Retailer 10$1,893 NZD
Retailer 7$2,740 NZD
Retailer 6$3,928 NZD
Retailer 9$4,408 NZD
Rare Carat$4,443 NZD

37 data points across 12 retailers

15 retailers$693 NZD to $4,443 NZD

Retailer 1
-
$523 NZD
$294 USD
Price last confirmed 22 days ago
Retailer 2
-
$606 NZD
$341 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$693 NZD
$390 USD
View
Final sale: no returns
A
Retailer 4
-
$700 NZD
£310 GBP
View
A
Retailer 5
-
$896 NZD
$504 USD
View
A
Retailer 6
-
$906 NZD
$510 USD
View
A
Retailer 7
-
$1,018 NZD
$573 USD
View
A
Retailer 8
-
$1,059 NZD
$596 USD
View
A
Retailer 9
-
$1,161 NZD
€622 EUR
View
B+
Retailer 10
-
$1,893 NZD
$1,065 USD
View
Retailer 11
-
$2,300 NZD
$1,294 USD
View
Price last confirmed 23 days ago
B+
Retailer 12
-
$2,740 NZD
£1,214 GBP
View
B
Retailer 13
-
$3,928 NZD
$2,210 USD
View
B
Retailer 14
-
$4,408 NZD
$2,480 USD
View
Most Expensive
B
Rare Carat
B88-15B · Nov 1
$4,443 NZD
$2,500 USD
View
14 more retailers have this diamond
Prices start from $693 NZDSave up to $3,750 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
1.18ct Radiant
$693 NZD