Seiko Prospex Land MechanicalvsTimefactors PRS-57

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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 Prospex Land Mechanical at true scale

Prospex Land Mechanical

Timefactors PRS-57 at true scale

PRS-57

Diameter

39.5mm

40mm

Lug-to-Lug

46.4mm

46mm

lowest

Thickness

12.7mm

lowest

15mm

Water Resistance

200m

highest

100m

Power Reserve

72h

highest

62h

MSRP

$995

lowest

$1,268

Movement

Seiko 6R55

Sellita SW510

Case

4 specs
Diameter
39.5mm
40mm
Thickness
12.7mm
15mm
Lug-to-Lug
46.4mm
46mm
Water Resistance
200m
100m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
n/a
Dial Color
n/a
n/a
Lume
LumiBrite on hands and index(es)
SuperLuminova X1-C3

Movement

3 specs
Caliber
Seiko 6R55
Sellita SW510
Power Reserve
72h
62h
Jewels
24
0

Pricing

1 specs
MSRP
$995
$1,268
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Reviews

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

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.

Timefactors PRS-57

Owners widely praise the Timefactors PRS-57's 40mm sizing and sapphire crystal, with one owner finding its lume decent when fully charged, glowing dimly for at least twenty minutes. Some owners find the Smiths logo resembles breasts, and one commenter felt the watch looked too simple. The consensus is that owners rate the Timefactors PRS-57 highly for its comfortable wearability and classic design at the price.