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Oval|Lab Grown|IGI

1.64ct E FL Oval Lab Grown Diamond

EX • E/FL

Diamond specifications and retailer prices

From £225 GBP
$299 USD
As of October 29, 2026
Save £1,853 GBP (89%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £2,078 GBP at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.64ct lab-grown oval diamond

This 1.64ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 5 retailers as of October 29, 2026, with prices from £225 to £2,078, a £1,853 spread on the same certified stone. Blue Nile lists it at £2,078. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.69 × 6.53 × 4.08 mm
L/W Ratio1.48
Top View
9.69 mm6.53 mm1.64 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 59.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 62.5%

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 29
Current: £2,078 GBP|Low: £225 GBP|High: £2,517 GBP|Avg: £1,122 GBP
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 15, 2026
Retailer 3£225 GBP
Retailer 5£261 GBP
Retailer 4£477 GBP
Retailer 2£988 GBP
Blue Nile£2,078 GBP
Retailer 6£2,517 GBP

7 data points across 6 retailers

5 retailers£225 GBP to £2,078 GBP

A
Cheapest Retailer
-
£225 GBP
$299 USD
A
Retailer 2
-
£261 GBP
$347 USD
View
A
Retailer 3
-
£477 GBP
$635 USD
View
B+
Retailer 4
-
£988 GBP
$1,316 USD
View
Most Expensive
B
Blue Nile
30353566 · Oct 29
£2,078 GBP
$2,767 USD
View
4 more retailers have this diamond
Prices start from £225 GBPSave up to £1,853 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
1.64ct Oval
£225 GBP