Side by side

Citizen Promaster NavihawkvsSeiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

At a glance

13 of 29 specs differ
Diameter
Promaster Navihawk40mm
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition42mm
Power Reserve
Promaster Navihawk40h
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition40h
Water Resistance
Promaster Navihawk200m
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition100m
MSRP
Promaster Navihawk$446
Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition$2,400

Full specifications

Case

5 specs
Category
Pilot
Chronograph
Diameter
40mm
42mm
Thickness
12mm
12.9mm
Lug-to-Lug
46mm
49.6mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Underside
Super-clear coating
Dial Color
Silver
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
B620
5X83
Type
Solar
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$446
$2,400

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Citizen Promaster Navihawk

The Citizen Promaster Navihawk is praised for its purposeful dial layout, often compared to an aircraft cockpit, with applied faceted hour markers featuring lume and a smooth, secure rotating slide-rule or compass bezel. Owners note its good value, with one expressing interest in purchasing the 40mm model due to its appeal. The watch is powered by Eco-Drive movements, including the F900 GPS timekeeping caliber and the H804 radio-controlled quartz chronograph with world timer functions, offering a range of accessible functions with a slight learning curve. The 48mm models feature fully brushed stainless steel cases with short lugs for wearability, while the 40mm version offers a more compact stainless steel case with a navy-coated bezel and yellow accents. Overall, owners and reviewers appreciate the Citizen Promaster Navihawk for its functional, cockpit-inspired design and the value offered by its Eco-Drive technology and multiple complications.

Seiko Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition

The Prospex SPEEDTIMER Seiko Brand 100th Anniversary SPEEDTIMER Limited Edition is praised for its retro design, balanced 42mm case, good finishing, and sapphire crystal. It is powered by the calibre 8R48, featuring a column wheel and vertical clutch, and offers 100m water resistance. Some find its 45-hour power reserve short compared to modern alternatives, and the date window placement is a point of discussion. The solar-powered variant is noted for its compact proportions and character, though some desire thinner cases and improved bracelet micro-adjustment. Overall, owners and reviewers appreciate the SPEEDTIMER's vintage-inspired aesthetics and solid build, with critiques focusing on power reserve and minor functional details.

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