Casio EFV-160DvsUndone Mystique Neptune
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

EFV-160D

Mystique Neptune
Diameter
40mm
40mm
Lug-to-Lug
47.5mm
n/a
Thickness
10mm
n/a
Water Resistance
100m
highest
30m
MSRP
$120
lowest
$265
Movement
Quartz
Seiko VK61
Case
5 specsCrystal & Dial
3 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Casio EFV-160D for its simple, daily-wearable design and exceptionally shiny, polished finish. One owner reports remarkable accuracy, with the watch not losing or gaining a second in 45 days when synchronized. However, this same owner expresses concern about maintaining the highly polished surfaces. Overall, owners rate the Casio EFV-160D highly for its impressive accuracy and attractive, albeit high-maintenance, aesthetic.
The Undone Mystique Neptune is widely praised for its eye-catching and sophisticated smoked dials, which reviewers note are achieved through a painted rather than printed technique, offering remarkable dial sophistication for its price point. Owners consistently find the dial appearance superior in person to photographs. The watch utilizes a Seiko VK61 meca-quartz movement, providing the convenience of quartz with mechanical chronograph functionality. One owner finds the 40mm case size too large for their preference, despite the dial being spectacular. Overall, owners and reviewers highly regard the Undone Mystique Neptune for its exceptional dial finishing and sophisticated appearance at an accessible price.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.








