Side by side

Citizen Promaster Skyhawk A-TvsSeiko Prospex SPEEDTIMER

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

Promaster Skyhawk A-T
CitizenPromaster Skyhawk A-T
MSRP $671
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $2,200

At a glance

12 of 29 specs differ
Diameter
Promaster Skyhawk A-T46mm
Prospex SPEEDTIMER42mm
Power Reserve
Promaster Skyhawk A-T40h
Prospex SPEEDTIMER40h
Water Resistance
Promaster Skyhawk A-T200m
Prospex SPEEDTIMER100m
MSRP
Promaster Skyhawk A-T$671
Prospex SPEEDTIMER$2,200

Full specifications

Case

5 specs
Category
Pilot
Chronograph
Diameter
46mm
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
Inner
Super-clear coating
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
U680
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$671
$2,200

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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 Skyhawk A-T

The Citizen Promaster Skyhawk A-T is praised for its comprehensive feature set, including radio-controlled atomic timekeeping, a perpetual calendar, and a second time zone subdial. Reviewers note the titanium models offer good wearability, though one owner found the watch felt like a boat anchor. The stainless steel versions feature polished chamfers, brushed finishing, and a bidirectional bezel with a slide rule. Some models, particularly those with black hands against a black dial, have been criticized for poor readability, while others offer semi-skeletonized white sword hands and stencil numerals for improved legibility. On balance, owners and reviewers appreciate the Citizen Promaster Skyhawk A-T's extensive functionality and build, though legibility can be a concern on certain dial configurations.

Seiko Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its unique dial colors and vintage-inspired design, with many appreciating its compact 39mm case size and 100m or 200m water resistance. Reviewers and owners note the V192 solar movement’s power reserve indicator and its reliability, though some owners express a preference for automatic movements. One owner finds the $700 price for a solar quartz model expensive, while another criticizes the €860 price point and desires a thinner case and a bracelet with quick-release or micro-adjustment. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its distinctive aesthetic and versatile wearability, despite some reservations about its price and case thickness.

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