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Radiant|Lab Grown|IGI

1.62ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG818654485

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

Certificate IGI LG818654485

Diamond specifications and retailer prices

From $825 USD
As of November 2, 2026
Save $4,095 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,920 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.62ct lab-grown radiant diamond

This 1.62ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818654485 or 818654485. Listed at 14 retailers as of November 2, 2026, with prices from $825 to $4,920, a $4,095 spread on the same certified stone. Do Amore Diamonds lists it at $4,920. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.62
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654485
Dimensions8.21 × 5.76 × 4.02 mm
L/W Ratio1.43
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
8.21 mm5.76 mm1.62 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654485
Side View
Table 61.0%Crown 42.2°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 69.8%

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 2
Current: $4,920 USD|Low: $755 USD|High: $5,340 USD|Avg: $2,516 USD
Do Amore Diamonds
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 9$825 USD
Retailer 12$979 USD
Retailer 10$1,059 USD
Retailer 7$1,174 USD
Retailer 2$1,215 USD
Retailer 11$1,772 USD
Retailer 3$2,392 USD
Retailer 5$3,291 USD
Retailer 4$3,509 USD
Retailer 6$3,600 USD
Retailer 8$3,865 USD
Do Amore Diamonds$4,920 USD

29 data points across 12 retailers

14 retailers$825 USD to $4,920 USD

Retailer 1
-
$597 USD
Price last confirmed 16 days ago
Retailer 2
-
$669 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$825 USD
View
A
Retailer 4
-
$979 USD
View
A
Retailer 5
-
$1,057 USD
View
A
Retailer 6
-
$1,059 USD
View
B+
Retailer 7
-
$1,215 USD
€1,157 EUR
View
B+
Retailer 8
-
$1,772 USD
View
Retailer 9
-
$1,948 USD
View
Price last confirmed 17 days ago
Retailer 10
-
$2,392 USD
View
Price last confirmed 17 days ago
B
Retailer 11
-
$3,291 USD
£2,591 GBP
View
B
Retailer 12
-
$3,600 USD
View
B
Retailer 13
-
$3,865 USD
View
Most Expensive
B
Do Amore Diamonds
27-2E71A027F · Nov 2
$4,920 USD
View
13 more retailers have this diamond
Prices start from $825 USDSave up to $4,095 USD

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
1.62ct Radiant
$825 USD