Radiant|Lab Grown|IGI

1.68ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801694894

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

Certificate IGI LG801694894

Diamond specifications and retailer prices

From $573 USD
As of October 30, 2026
Save $4,517 USD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,090 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.68ct lab-grown radiant diamond

This 1.68ct 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 LG801694894 or 801694894. Listed at 13 retailers as of October 30, 2026, with prices from $573 to $5,090, a $4,517 spread on the same certified stone. Do Amore Diamonds lists it at $5,090. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.68
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694894
Dimensions8.65 × 5.84 × 4.02 mm
L/W Ratio1.48
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
8.65 mm5.84 mm1.68 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694894
Side View
Table 67.0%Crown 42.4°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 68.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $5,090 USD|Low: $573 USD|High: $6,040 USD|Avg: $2,689 USD|-15.7%
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
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 9$573 USD
Retailer 14$642 USD
Retailer 11$841 USD
Retailer 4$855 USD
Retailer 5$1,045 USD
Retailer 10$1,095 USD
Retailer 3$1,255 USD
Retailer 12$1,764 USD
Retailer 13$2,064 USD
Retailer 8$3,109 USD
Retailer 7$3,288 USD
Retailer 2$3,730 USD
Retailer 15$4,010 USD
Retailer 6$4,237 USD
Do Amore Diamonds$5,090 USD

29 data points across 15 retailers

13 retailers$573 USD to $5,090 USD

A
Cheapest Retailer
-
$573 USD
A
Retailer 2
-
$642 USD
View
A
Retailer 3
-
$841 USD
View
A
Retailer 4
-
$855 USD
View
A
Retailer 5
-
$1,045 USD
View
A
Retailer 6
-
$1,095 USD
View
B+
Retailer 7
-
$1,255 USD
€1,195 EUR
View
B+
Retailer 8
-
$1,764 USD
View
B+
Retailer 9
-
$2,064 USD
View
B
Retailer 10
-
$3,109 USD
£2,448 GBP
View
B
Retailer 11
-
$3,730 USD
View
B
Retailer 12
-
$4,010 USD
View
Most Expensive
B
Do Amore Diamonds
27-F615F0571 · Oct 30
$5,090 USD
View
12 more retailers have this diamond
Prices start from $573 USDSave up to $4,517 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
1.68ct Radiant
$573 USD