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Radiant|Lab Grown|IGI

1.65ct E VVS1 Radiant Lab Grown Diamond

ID • E/VVS1 • IGI LG688501514

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

Certificate IGI LG688501514

Diamond specifications and retailer prices

From £246 GBP
$329 USD
As of October 30, 2026
Save £1,702 GBP (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,948 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.65ct lab-grown radiant diamond

This 1.65ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG688501514 or 688501514. Listed at 11 retailers as of October 30, 2026, with prices from £246 to £1,948, a £1,702 spread on the same certified stone. Do Amore Diamonds lists it at £1,948. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG688501514
Dimensions6.78 × 6.57 × 4.49 mm
L/W Ratio1.03
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
6.78 mm6.57 mm1.65 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG688501514
Side View
Table 64.0%Crown 38.7°Girdle: MediumPavilion 37.7°Culet: NoneDepth 68.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £1,948 GBP|Low: £182 GBP|High: £1,948 GBP|Avg: £834 GBP|+24.3%
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
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Retailer 14
Retailer 15
November 1, 2026
Retailer 13£246 GBP
Retailer 10£272 GBP
Retailer 6£370 GBP
Retailer 4£400 GBP
Retailer 11£446 GBP
Retailer 9£448 GBP
Retailer 8£516 GBP
Retailer 7£577 GBP
Retailer 15£1,046 GBP
Retailer 14£1,086 GBP
Retailer 12£1,112 GBP
Retailer 2£1,204 GBP
Retailer 5£1,225 GBP
Retailer 3£1,851 GBP
Do Amore Diamonds£1,948 GBP

16 data points across 15 retailers

11 retailers£246 GBP to £1,948 GBP

A
Cheapest Retailer
-
£246 GBP
$329 USD
Final sale: no returns
Retailer 2
-
£272 GBP
$365 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
£446 GBP
$597 USD
View
A
Retailer 4
-
£448 GBP
$600 USD
View
B+
Retailer 5
-
£516 GBP
ZAR 11,170 ZAR
View
B
Retailer 6
-
£1,046 GBP
$1,401 USD
View
B
Retailer 7
-
£1,086 GBP
$1,455 USD
View
B
Retailer 8
-
£1,112 GBP
$1,490 USD
View
B
Retailer 9
-
£1,204 GBP
View
Retailer 10
-
£1,225 GBP
$1,641 USD
View
Price last confirmed 53 days ago
Most Expensive
B
Do Amore Diamonds
27-542AE376C · Oct 31
£1,948 GBP
$2,610 USD
View
10 more retailers have this diamond
Prices start from £246 GBPSave up to £1,702 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
1.65ct Radiant
£246 GBP