Side by side

Seiko Ice DivervsSpinnaker Fleuss 40 Automatic

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

Ice Diver
SeikoIce Diver
MSRP $900
Fleuss 40 Automatic
SpinnakerFleuss 40 Automatic
MSRP $450

At a glance

11 of 29 specs differ
Diameter
Ice Diver45mm
Fleuss 40 Automatic40mm
Power Reserve
Ice Diver70h
Fleuss 40 Automatic40h
Water Resistance
Ice Diver200m
Fleuss 40 Automatic150m
MSRP
Ice Diver$900
Fleuss 40 Automatic$450

Full specifications

Case

5 specs
Diameter
45mm
40mm
Thickness
12.9mm
11mm
Lug-to-Lug
52.6mm
47mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
150m

Crystal & Dial

2 specs
Dial Color
Black
Coral
Lume
LumiBrite
None

Movement

3 specs
Caliber
6R35
SII NH35A
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$900
$450

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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.

Seiko Ice Diver

Owners widely praise the Seiko Prospex Sea for its robust build, classic dive watch design, and excellent value, with many highlighting its strong lume and comfortable wearability. Reviewers consistently flag its superior bezel action and overall finishing as standout features for its price point. Some owners find the 43mm case size substantial, with one noting it felt big, thick, and heavy on a 6.5-inch wrist, though others consider it a perfect size. The movement's power reserve is noted as less than newer variants by one reviewer. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its classic design and robust build at an accessible price.

Spinnaker Fleuss 40 Automatic

Owners find the Spinnaker Fleuss 40 Automatic a good size for smaller wrists, though one owner notes the lume is too diffuse for easy nighttime reading. The pilot-style crown is an unusual feature for a dive watch. Overall, owners value the Spinnaker Fleuss 40 Automatic for its wearability on smaller wrists.

From video reviewers

The coral red dial is a unique aesthetic. The watch is a strong contender for best-in-class under $300.

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