Ocean to Orbit LhotsevsSeiko Prospex Land Mechanical

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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.

Ocean to Orbit Lhotse at true scale

Lhotse

Seiko Prospex Land Mechanical at true scale

Prospex Land Mechanical

Diameter

38.5mm

39.5mm

Lug-to-Lug

47mm

46.4mm

lowest

Thickness

11.5mm

lowest

12.7mm

Water Resistance

100m

200m

highest

Power Reserve

40h

72h

highest

MSRP

n/a

$995

Movement

STP1-21

Seiko 6R55

Case

4 specs
Diameter
38.5mm
39.5mm
Thickness
11.5mm
12.7mm
Lug-to-Lug
47mm
46.4mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
Black
n/a
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
STP1-21
Seiko 6R55
Power Reserve
40h
72h
Jewels
0
24

Pricing

1 specs
MSRP
n/a
$995
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Reviews

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

Ocean to Orbit Lhotse

Owners and reviewers widely praise the Ocean to Orbit Lhotse for its well-executed case finishing, vertically brushed dials with applied indices, and comfortable 38.5mm size. Legibility is excellent with long-lasting lume, and it wears comfortably on smaller wrists, though some find the head surprisingly weighty. The STP 1-21 movement is noted as a reliable ETA 2824 clone. Overall, owners and reviewers rate the Ocean to Orbit Lhotse highly for its finishing and wearability at its price point.

Seiko Prospex Land Mechanical

Owners widely praise the Seiko Prospex Land Mechanical for its unique style, dial texture, and color, with many finding its 39.5mm case size appealing and suitable for daily wear. Some owners, however, report the watch feels big, thick, and heavy, potentially uncomfortable for smaller wrists, and a few consider its price high for the features offered. One owner noted its accuracy and durability during water submersion, while another specifically praised its useful day-date complication. Overall, owners rate the Seiko Prospex Land Mechanical highly for its aesthetic appeal and versatile design, with the case dimensions and unique style being the primary drivers of satisfaction.