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Radiant|Lab Grown|IGI

1.68ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG800677720

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

Certificate IGI LG800677720

Diamond specifications and retailer prices

From $733 SGD
$573 USD
As of October 30, 2026
Save $5,775 SGD (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,507 SGD 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 LG800677720 or 800677720. Listed at 14 retailers as of October 30, 2026, with prices from $733 to $6,507, a $5,775 spread on the same certified stone. Do Amore Diamonds lists it at $6,507. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677720
Dimensions8.39 × 5.76 × 3.94 mm
L/W Ratio1.46
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
8.39 mm5.76 mm1.68 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677720
Side View
Table 64.0%Crown 42.3°Girdle: ThickPavilion 34.2°Culet: NoneDepth 68.4%

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: Oct 30
Current: $6,507 SGD|Low: $695 SGD|High: $7,722 SGD|Avg: $3,087 SGD|-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$733 SGD
Retailer 14$821 SGD
Retailer 6$974 SGD
Retailer 11$1,075 SGD
Retailer 4$1,093 SGD
Retailer 5$1,336 SGD
Retailer 10$1,400 SGD
Retailer 3$1,604 SGD
Retailer 12$2,255 SGD
Retailer 13$2,639 SGD
Retailer 8$3,974 SGD
Retailer 7$4,343 SGD
Retailer 2$4,768 SGD
Retailer 15$5,126 SGD
Do Amore Diamonds$6,507 SGD

30 data points across 15 retailers

14 retailers$733 SGD to $6,507 SGD

A
Cheapest Retailer
-
$733 SGD
$573 USD
A
Retailer 2
-
$821 SGD
$642 USD
View
A
Retailer 3
-
$974 SGD
$762 USD
View
Final sale: no returns
A
Retailer 4
-
$1,075 SGD
$841 USD
View
A
Retailer 5
-
$1,093 SGD
$855 USD
View
A
Retailer 6
-
$1,336 SGD
$1,045 USD
View
A
Retailer 7
-
$1,400 SGD
$1,095 USD
View
Retailer 8
-
$1,604 SGD
€1,195 EUR
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$2,255 SGD
$1,764 USD
View
B+
Retailer 10
-
$2,639 SGD
$2,064 USD
View
B
Retailer 11
-
$3,974 SGD
£2,448 GBP
View
B
Retailer 12
-
$4,768 SGD
$3,730 USD
View
B
Retailer 13
-
$5,126 SGD
$4,010 USD
View
Most Expensive
B
Do Amore Diamonds
27-865A96D28 · Oct 30
$6,507 SGD
$5,090 USD
View
13 more retailers have this diamond
Prices start from $733 SGDSave up to $5,775 SGD

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
$733 SGD