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Radiant|Lab Grown|IGI

1.61ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG739586470

Certificate IGI LG739586470

Diamond specifications and retailer prices

From $423 USD
Save $3,657 USD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,080 USD at Brilliant Earth
View at Brilliant Earth

About this 1.61ct lab-grown radiant diamond

This 1.61ct 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 LG739586470 or 739586470. Listed at 19 retailers, with prices from $423 to $4,080 at Brilliant Earth, a $3,657 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

1.61
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle32.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739586470
Dimensions8.63 × 5.84 × 3.72 mm
L/W Ratio1.48
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
8.63 mm5.84 mm1.61 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739586470
Side View
Table 67.0%Crown 41.7°Girdle: MediumPavilion 32.5°Culet: NoneDepth 63.7%

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: $4,080 USD|Low: $301 USD|High: $4,130 USD|Avg: $1,569 USD|-1.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 5$423 USD
Retailer 12$623 USD
Retailer 19$710 USD
Retailer 4$792 USD
Retailer 13$844 USD
Retailer 17$870 USD
Retailer 7$904 USD
Retailer 3$1,084 USD
Retailer 6$1,133 USD
Retailer 16$1,208 USD
Retailer 10$1,208 USD
Retailer 8$1,753 USD
Retailer 2$1,753 USD
Retailer 18$1,808 USD
Retailer 11$1,814 USD
Retailer 14$1,922 USD
Retailer 15$2,860 USD
Retailer 9$3,350 USD
Brilliant Earth$4,080 USD

35 data points across 19 retailers

19 retailers$423 USD to $4,080 USD

A
Cheapest Retailer
-
$423 USD
A
Retailer 2
-
$623 USD
View
A
Retailer 3
-
$710 USD
View
A
Retailer 4
-
$792 USD
View
A
Retailer 5
-
$846 USD
£666 GBP
View
A
Retailer 6
-
$870 USD
ZAR 14,054 ZAR
View
A
Retailer 7
-
$904 USD
View
A
Retailer 8
-
$1,084 USD
View
A
Retailer 9
-
$1,133 USD
View
B+
Retailer 10
-
$1,208 USD
A$1,858 AUD
View
B+
Retailer 11
-
$1,208 USD
View
B+
Retailer 12
-
$1,753 USD
View
B+
Retailer 13
-
$1,753 USD
View
B+
Retailer 14
-
$1,808 USD
View
B+
Retailer 15
-
$1,814 USD
View
B+
Retailer 16
-
$1,922 USD
£1,513 GBP
View
B
Retailer 17
-
$2,860 USD
View
B
Retailer 18
-
$3,350 USD
View
Most Expensive
B
Brilliant Earth
18397049Y · Oct 1
$4,080 USD
View
18 more retailers have this diamond
Prices start from $423 USDSave up to $3,657 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
1.61ct Radiant
$423 USD