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Radiant|Lab Grown|IGI

1.60ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG620474192

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

Certificate IGI LG620474192

Diamond specifications and retailer prices

From $489 NZD
$275 USD
As of November 2, 2026
Save $5,465 NZD (92%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,954 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG620474192 or 620474192. Listed at 21 retailers as of November 2, 2026, with prices from $489 to $5,954, a $5,465 spread on the same certified stone. Do Amore Diamonds lists it at $5,954. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.7°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG620474192
Dimensions8.32 × 5.97 × 3.90 mm
L/W Ratio1.39
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
8.32 mm5.97 mm1.60 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG620474192
Side View
Table 64.0%Crown 43.7°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 65.3%

Caratlytics Score

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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: $4,337 NZD|Low: $489 NZD|High: $6,558 NZD|Avg: $1,724 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
Retailer 20
November 2, 2026
Retailer 7$489 NZD
Retailer 8$546 NZD
Retailer 4$567 NZD
Retailer 19$606 NZD
Retailer 20$606 NZD
Retailer 18$889 NZD
Retailer 9$1,002 NZD
Retailer 15$1,073 NZD
Retailer 13$1,153 NZD
Retailer 2$1,178 NZD
Retailer 5$1,210 NZD
Retailer 3$1,550 NZD
Retailer 17$1,558 NZD
Retailer 10$1,861 NZD
Retailer 12$2,149 NZD
Retailer 11$2,328 NZD
Retailer 6$2,441 NZD
Retailer 14$2,679 NZD
Do Amore Diamonds$4,337 NZD
Retailer 16$5,812 NZD

44 data points across 20 retailers

21 retailers$489 NZD to $5,954 NZD

A
Cheapest Retailer
-
$489 NZD
$275 USD
A
Retailer 2
-
$546 NZD
$307 USD
View
Final sale: no returns
A
Retailer 3
-
$567 NZD
$319 USD
View
Retailer 4
-
$606 NZD
$341 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$606 NZD
$341 USD
View
A
Retailer 6
-
$889 NZD
$500 USD
View
A
Retailer 7
-
$1,002 NZD
$564 USD
View
A
Retailer 8
-
$1,073 NZD
€575 EUR
View
A
Retailer 9
-
$1,153 NZD
ZAR 10,479 ZAR
View
A
Retailer 10
-
$1,178 NZD
£522 GBP
View
A
Retailer 11
-
$1,210 NZD
$681 USD
View
A
Retailer 12
-
$1,550 NZD
$872 USD
View
A
Retailer 13
-
$1,558 NZD
A$1,349 AUD
View
A
Retailer 14
-
$1,861 NZD
$1,047 USD
View
B+
Retailer 15
-
$2,149 NZD
$1,209 USD
View
B+
Retailer 16
-
$2,328 NZD
$1,310 USD
View
B+
Retailer 17
-
$2,441 NZD
$1,373 USD
View
B+
Retailer 18
-
$2,679 NZD
£1,187 GBP
View
B
Retailer 19
-
$4,337 NZD
$2,440 USD
View
B
Retailer 20
-
$5,812 NZD
$3,270 USD
View
Most Expensive
B
Do Amore Diamonds
23-620474192 · Nov 2
$5,954 NZD
$3,350 USD
View
20 more retailers have this diamond
Prices start from $489 NZDSave up to $5,465 NZD

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
1.60ct Radiant
$489 NZD