Side by side

Venezianico Arsenale CalendariovsSeiko Prospex Sea Save the Ocean Special Edition

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

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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 Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its visually striking and unique dial designs, often described as a standout feature offering significant aesthetic appeal for the price. Owners and reviewers consistently highlight the attractive blue gradients, wave patterns, and textured finishes that evoke ocean depths. The watch is generally considered comfortable to wear, with a well-proportioned case size and good build quality. Accuracy is reported as around +5 seconds per day by one owner. However, several sources point to the bracelet and clasp as a weak point, with criticisms including pin-and-collar construction, stamped clasps, and a lack of a convenient diver's extension. Some reviewers also note potential issues with bezel alignment and day/date wheel alignment. On balance, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its exceptional dial design and overall value.

At a glance

12 of 29 specs differ
Diameter
Arsenale Calendario40mm
Prospex Sea Save the Ocean Special Edition42.4mm
Power Reserve
Arsenale Calendario24h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
Arsenale Calendario50m
Prospex Sea Save the Ocean Special Edition200m
MSRP
Arsenale Calendario$1,400
Prospex Sea Save the Ocean Special Edition$550

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
40mm
42.4mm
Thickness
9.6mm
13.4mm
Lug-to-Lug
44mm
49.4mm
Lug Width
0mm
20mm
Water Resistance
50m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9100
Seiko 4R36
Power Reserve
24h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$1,400
$550
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