Side by side

Venezianico Arsenale CalendariovsSeiko Prospex Sea

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

Arsenale Calendario
VenezianicoArsenale Calendario
MSRP $1,400
Prospex Sea
SeikoProspex Sea
MSRP $1,500

At a glance

13 of 29 specs differ
Diameter
Arsenale Calendario40mm
Prospex Sea43.5mm
Power Reserve
Arsenale Calendario40h
Prospex Sea70h
Water Resistance
Arsenale Calendario50m
Prospex Sea200m
MSRP
Arsenale Calendario$1,400
Prospex Sea$1,500

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
40mm
43.5mm
Thickness
9.6mm
13.3mm
Lug-to-Lug
44mm
51mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
50m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Miyota 9100
6R35
Power Reserve
40h
70h
Jewels
25
24

Pricing

1 specs
MSRP
$1,400
$1,500

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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.

Venezianico Arsenale Calendario

The Venezianico Arsenale Calendario is widely praised for its elegant Italian design, comfortable 40mm wearability, and intricate finishing that gives it a premium look, all offered at a value price point around $1,400. Reviewers note its clean dial execution and comfortable tapered bracelet, though some find the day and month subdials a bit cramped and the month pusher shape could be refined. The Miyota 9100 movement's accuracy is reported to range from -10/+30 seconds per day as standard, with in-house regulation to approximately ±15 seconds per day, though users have reported better real-world performance. Its 50m water resistance is noted as a limitation due to the 10 o'clock push-button. Overall, reviewers highlight the Venezianico Arsenale Calendario as a value-driven timepiece with a complete calendar complication and sophisticated styling.

Seiko Prospex Sea

Seiko Prospex Sea owners and reviewers praise its Marinemaster-style aesthetic, excellent case finishing, and impressive LumiBrite lume. The watch is powered by the 6R15 movement with a 50-hour power reserve and comes with both a steel bracelet and a silicone strap. Some owners find the Seiko Prospex Sea to be a great value and a suitable first "proper" watch, while others report it is uncomfortably big, thick, and heavy on smaller wrists. Reviewers note the GMT function is secondary with a less prominent scale, and the bezel's quieter clicks may not appeal to all. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and finishing at its price point.

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