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Radiant|Lab Grown|IGI

1.61ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG641468951

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

Certificate IGI LG641468951

Diamond specifications and retailer prices

From $665 AUD
$467 USD
As of October 30, 2026
Save $5,242 AUD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $5,907 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG641468951 or 641468951. Listed at 24 retailers as of October 29, 2026, with prices from $665 to $5,907, a $5,242 spread on the same certified stone. Do Amore Diamonds lists it at $5,907. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.61
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641468951
Dimensions8.29 × 5.74 × 3.86 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm5.74 mm1.61 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641468951
Side View
Table 64.0%Crown 40.3°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 67.2%

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: $5,907 AUD|Low: $638 AUD|High: $5,907 AUD|Avg: $2,227 AUD
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 6$665 AUD
Retailer 5$744 AUD
Retailer 4$824 AUD
Retailer 19$824 AUD
Retailer 12$940 AUD
Retailer 10$1,090 AUD
Retailer 15$1,096 AUD
Retailer 13$1,410 AUD
Retailer 14$1,564 AUD
Retailer 2$2,119 AUD
Retailer 3$2,216 AUD
Retailer 7$2,394 AUD
Retailer 8$2,402 AUD
Retailer 11$2,895 AUD
Retailer 9$3,085 AUD
Retailer 17$3,245 AUD
Retailer 16$3,803 AUD
Retailer 18$4,384 AUD
Do Amore Diamonds$5,907 AUD

32 data points across 19 retailers

24 retailers$665 AUD to $5,907 AUD

A
Cheapest Retailer
-
$665 AUD
$467 USD
A
Retailer 2
-
$744 AUD
$523 USD
View
A
Retailer 3
-
$779 AUD
$547 USD
View
Final sale: no returns
Retailer 4
-
$824 AUD
$579 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$824 AUD
$579 USD
View
A
Retailer 6
-
$940 AUD
£520 GBP
View
A
Retailer 7
-
$1,038 AUD
$729 USD
View
A
Retailer 8
-
$1,090 AUD
$766 USD
View
A
Retailer 9
-
$1,096 AUD
$770 USD
View
A
Retailer 10
-
$1,322 AUD
$929 USD
View
A
Retailer 11
-
$1,410 AUD
£780 GBP
View
A
Retailer 12
-
$1,564 AUD
ZAR 17,751 ZAR
View
B+
Retailer 13
-
$2,119 AUD
View
B+
Retailer 14
-
$2,216 AUD
$1,557 USD
View
B+
Retailer 15
-
$2,394 AUD
$1,682 USD
View
Retailer 16
-
$2,402 AUD
View
Price last confirmed 22 days ago
B+
Retailer 17
-
$2,646 AUD
£1,464 GBP
View
B
Retailer 18
-
$2,895 AUD
$2,034 USD
View
B+
Retailer 19
-
$3,085 AUD
$2,167 USD
View
B
Retailer 20
-
$3,126 AUD
$2,196 USD
View
Retailer 21
-
$3,245 AUD
$2,280 USD
View
Price last confirmed 11 days ago
B
Retailer 22
-
$3,803 AUD
£2,104 GBP
View
B
Retailer 23
-
$4,384 AUD
$3,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-C513D739D · Oct 29
$5,907 AUD
$4,150 USD
View
23 more retailers have this diamond
Prices start from $665 AUDSave up to $5,242 AUD

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
1.61ct Radiant
$665 AUD