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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 £349 GBP
$467 USD
As of October 30, 2026
Save £2,749 GBP (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,097 GBP 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 £349 to £3,097, a £2,749 spread on the same certified stone. Do Amore Diamonds lists it at £3,097. 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

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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: Oct 30
Current: £3,097 GBP|Low: £334 GBP|High: £3,097 GBP|Avg: £1,172 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 12
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Retailer 19
October 30, 2026
Retailer 7£349 GBP
Retailer 6£390 GBP
Retailer 3£432 GBP
Retailer 5£432 GBP
Retailer 13£493 GBP
Retailer 10£572 GBP
Retailer 16£575 GBP
Retailer 14£739 GBP
Retailer 15£820 GBP
Retailer 12£1,111 GBP
Retailer 4£1,162 GBP
Retailer 2£1,243 GBP
Retailer 8£1,255 GBP
Retailer 11£1,518 GBP
Retailer 9£1,617 GBP
Retailer 18£1,702 GBP
Retailer 17£1,994 GBP
Retailer 19£2,299 GBP
Do Amore Diamonds£3,097 GBP

31 data points across 19 retailers

24 retailers£349 GBP to £3,097 GBP

A
Cheapest Retailer
-
£349 GBP
$467 USD
A
Retailer 2
-
£390 GBP
$523 USD
View
A
Retailer 3
-
£408 GBP
$547 USD
View
Final sale: no returns
Retailer 4
-
£432 GBP
$579 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
£432 GBP
$579 USD
View
A
Retailer 6
-
£493 GBP
View
A
Retailer 7
-
£544 GBP
$729 USD
View
A
Retailer 8
-
£572 GBP
$766 USD
View
A
Retailer 9
-
£575 GBP
$770 USD
View
A
Retailer 10
-
£693 GBP
$929 USD
View
A
Retailer 11
-
£739 GBP
View
A
Retailer 12
-
£820 GBP
ZAR 17,751 ZAR
View
B+
Retailer 13
-
£1,111 GBP
A$2,290 AUD
View
B+
Retailer 14
-
£1,162 GBP
$1,557 USD
View
B+
Retailer 15
-
£1,243 GBP
A$2,563 AUD
View
B+
Retailer 16
-
£1,255 GBP
$1,682 USD
View
B+
Retailer 17
-
£1,388 GBP
View
B
Retailer 18
-
£1,518 GBP
$2,034 USD
View
B+
Retailer 19
-
£1,617 GBP
$2,167 USD
View
B
Retailer 20
-
£1,639 GBP
$2,196 USD
View
Retailer 21
-
£1,702 GBP
$2,280 USD
View
Price last confirmed 11 days ago
B
Retailer 22
-
£1,994 GBP
View
B
Retailer 23
-
£2,299 GBP
$3,080 USD
View
Most Expensive
B
Do Amore Diamonds
27-C513D739D · Oct 29
£3,097 GBP
$4,150 USD
View
23 more retailers have this diamond
Prices start from £349 GBPSave up to £2,749 GBP

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
£349 GBP