Maurice de Mauriac Automatic ClassicvsSeiko King Seiko KSK

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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.

Maurice de Mauriac Automatic Classic at true scale

Automatic Classic

Seiko King Seiko KSK at true scale

King Seiko KSK

Diameter

39mm

38.6mm

Lug-to-Lug

47.2mm

45.8mm

lowest

Thickness

12mm

10.7mm

lowest

Water Resistance

100m

highest

50m

Power Reserve

n/a

45h

MSRP

$2,850

lowest

$3,300

Movement

ETA 2824-2

Seiko 6L35

Case

5 specs
Diameter
39mm
38.6mm
Thickness
12mm
10.7mm
Lug-to-Lug
47.2mm
45.8mm
Lug Width
n/a
19mm
Water Resistance
100m
50m

Crystal & Dial

3 specs
Crystal Shape
n/a
Box
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
n/a
n/a

Movement

3 specs
Caliber
ETA 2824-2
Seiko 6L35
Power Reserve
0h
45h
Jewels
0
26

Pricing

1 specs
MSRP
$2,850
$3,300
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Reviews

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

Maurice de Mauriac Automatic Classic

Owners find the Maurice de Mauriac Automatic Classic with its red sapphire crystal "super cool" and military-styled, though one owner noted potential issues with service and availability. The red-tinted sapphire crystal adds a "wow factor" but slightly hampers legibility and lume charging, while the world-timer bezel's practical use is questionable, though the watch is praised for its satisfying, fashionable, and unique military-themed design. Overall, owners rate the Maurice de Mauriac Automatic Classic highly for its unique military-themed design and striking red sapphire crystal.

Seiko King Seiko KSK

The Seiko King Seiko KSK is praised for its slim, retro design with sharply faceted lugs and well-executed dials, featuring a mix of brushed and polished finishes. Owners and reviewers consistently highlight the Grand Seiko-level dial and case finishing, the double-bevel sapphire crystal, and an unusually nice bracelet. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day and another noting +15/-10 seconds per day for the 6L35 movement. Some owners question the value proposition at its price point, particularly when considering the movement. Overall, owners and reviewers appreciate the King Seiko KSK for its refined retro aesthetic and high-quality finishing, despite some reservations about its price and movement in certain configurations.