Seiko Ice DivervsLongines HYDROCONQUEST

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko Ice Diver at true scale

Ice Diver

Longines HYDROCONQUEST at true scale

HYDROCONQUEST

Diameter

45mm

43mm

Lug-to-Lug

52.6mm

lowest

53.5mm

Thickness

12.9mm

11.9mm

lowest

Water Resistance

200m

300m

highest

Power Reserve

70h

72h

highest

MSRP

$900

lowest

$2,000

Movement

Seiko 6R35

Longines L888

Case

6 specs
Diameter
45mm
43mm
Thickness
12.9mm
11.9mm
Lug-to-Lug
52.6mm
53.5mm
Lug Width
20mm
21mm
Material
n/a
Stainless steel
Water Resistance
200m
300m

Crystal & Dial

2 specs
Dial Color
n/a
Green
Lume
LumiBrite
None

Movement

3 specs
Caliber
Seiko 6R35
Longines L888
Power Reserve
70h
72h
Jewels
24
0

Pricing

1 specs
MSRP
$900
$2,000
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Ice Diver

The Seiko Ice Diver is widely praised for its excellent value and robust build, with owners and reviewers highlighting its classic Seiko strengths in legibility and lume. Some owners find the 45mm case size substantial, with one noting it felt big, thick, and heavy on a 6.5-inch wrist, while another found it a perfect size. Overall, owners rate the Seiko Ice Diver highly for its classic design and value.

Longines HYDROCONQUEST

Owners widely praise the Longines HYDROCONQUEST for its attractive sunburst dials and near COSC accuracy, with one owner noting a movement losing only about 2 seconds per day. However, opinions are divided on the bracelet, with some finding it comfortable and featuring a useful slide-lock extension, while others criticize it for lacking micro-adjustments, having pinch-prone links, sharp lugs, and an uncomfortable feel. The screw-down crown operation is also a point of contention, described by some as inconvenient or difficult. On balance, owners rate the Longines HYDROCONQUEST highly for its striking dial and value, despite mixed views on its bracelet and crown usability.