Side by side

Venezianico Arsenale CalendariovsSeiko Prospex Sea 1965 Heritage Diver's Watch

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

Arsenale Calendario
VenezianicoArsenale Calendario
MSRP $1,400
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 1965 Heritage Diver's Watch

The Seiko Prospex Sea 1965 Heritage Diver's Watch is praised for its refined engineering and updated features, including a 300m water resistance and a 72-hour power reserve from the Caliber 6R55 movement in a 40mm case. Owners note its better build quality and interesting finishing with a mix of polished and brushed surfaces. The "Tranquil Teal" variant features a jewel-toned dial with a rippling-water pattern. However, some owners consider the price too high, and concerns exist regarding the accuracy of the 6R movements, with some reporting theirs run slow. One review notes a reflective dial that impacts legibility. On balance, owners and reviewers appreciate the Seiko Prospex Sea 1965 Heritage Diver's Watch for its refined design and improved specifications over previous generations, despite some reservations about movement accuracy and price.

At a glance

11 of 29 specs differ
Diameter
Arsenale Calendario40mm
Prospex Sea 1965 Heritage Diver's Watch40mm
Power Reserve
Arsenale Calendario40h
Prospex Sea 1965 Heritage Diver's Watch72h
Water Resistance
Arsenale Calendario50m
Prospex Sea 1965 Heritage Diver's Watch300m
MSRP
Arsenale Calendario$1,400
Prospex Sea 1965 Heritage Diver's Watch$1,300

Full specifications

Case

4 specs
Category
Chronograph
Diver
Thickness
9.6mm
13mm
Lug-to-Lug
44mm
46.4mm
Water Resistance
50m
300m

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9100
6R55
Power Reserve
40h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$1,400
$1,300
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