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Oval|Lab Grown|IGI

1.65ct E FL Oval Lab Grown Diamond

EX • E/FL

Diamond specifications and retailer prices

From £527 GBP
$702 USD
As of October 29, 2026
Save £1,768 GBP (77%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,295 GBP at Helzberg Diamonds · As of October 29, 2026
View at Helzberg Diamonds

About this 1.65ct lab-grown oval diamond

This 1.65ct 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 2 retailers as of October 29, 2026, with prices from £527 to £2,295, a £1,768 spread on the same certified stone. Helzberg Diamonds lists it at £2,295. 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
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.54 × 6.69 × 4.06 mm
L/W Ratio1.43
Top View
9.54 mm6.69 mm1.65 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.7%

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: £2,295 GBP|Low: £306 GBP|High: £2,295 GBP|Avg: £962 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 23, 2026
Retailer 4£306 GBP
Retailer 5£345 GBP
Retailer 2£527 GBP
Retailer 3£1,217 GBP
Helzberg Diamonds£2,295 GBP

8 data points across 5 retailers

2 retailers£527 GBP to £2,295 GBP

A
Cheapest Retailer
-
£527 GBP
$702 USD
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHIGKM · Oct 29
£2,295 GBP
$3,056 USD
View
1 more retailer has this diamond
Prices start from £527 GBPSave up to £1,768 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 Oval
£527 GBP