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Radiant|Lab Grown|IGI

1.60ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG769647838

Certificate IGI LG769647838

Diamond specifications and retailer prices

From $420 USD
Save $3,630 USD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,050 USD at Brilliant Earth
View at Brilliant Earth

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG769647838 or 769647838. Listed at 20 retailers, with prices from $420 to $4,050 at Brilliant Earth, a $3,630 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG769647838
Dimensions8.61 × 5.76 × 3.79 mm
L/W Ratio1.49
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
8.61 mm5.76 mm1.60 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG769647838
Side View
Table 63.0%Crown 39.9°Girdle: MED-STKPavilion 32.8°Culet: NoneDepth 65.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $4,050 USD|Low: $299 USD|High: $4,100 USD|Avg: $1,549 USD|-1.2%
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 20
October 1, 2026
Retailer 5$420 USD
Retailer 13$619 USD
Retailer 20$705 USD
Retailer 4$789 USD
Retailer 14$839 USD
Retailer 18$865 USD
Retailer 8$893 USD
Retailer 3$1,071 USD
Retailer 6$1,126 USD
Retailer 16$1,201 USD
Retailer 11$1,201 USD
Retailer 7$1,387 USD
Retailer 2$1,742 USD
Retailer 9$1,746 USD
Retailer 19$1,799 USD
Retailer 12$1,805 USD
Retailer 17$1,908 USD
Retailer 15$2,855 USD
Retailer 10$3,330 USD
Brilliant Earth$4,050 USD

36 data points across 20 retailers

20 retailers$420 USD to $4,050 USD

A
Cheapest Retailer
-
$420 USD
A
Retailer 2
-
$619 USD
View
A
Retailer 3
-
$705 USD
View
A
Retailer 4
-
$789 USD
View
A
Retailer 5
-
$838 USD
£660 GBP
View
A
Retailer 6
-
$865 USD
ZAR 13,972 ZAR
View
A
Retailer 7
-
$893 USD
View
A
Retailer 8
-
$1,071 USD
View
A
Retailer 9
-
$1,126 USD
View
B+
Retailer 10
-
$1,201 USD
A$1,847 AUD
View
B+
Retailer 11
-
$1,201 USD
View
B+
Retailer 12
-
$1,387 USD
£1,092 GBP
View
Price last confirmed 37 days ago
B+
Retailer 13
-
$1,742 USD
View
B+
Retailer 14
-
$1,746 USD
View
B+
Retailer 15
-
$1,799 USD
View
B+
Retailer 16
-
$1,805 USD
View
B+
Retailer 17
-
$1,908 USD
£1,502 GBP
View
B
Retailer 18
-
$2,855 USD
View
B
Retailer 19
-
$3,330 USD
View
Most Expensive
B
Brilliant Earth
18397136Y · Oct 1
$4,050 USD
View
19 more retailers have this diamond
Prices start from $420 USDSave up to $3,630 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.

A
1.60ct Radiant
$420 USD