Side by side

Praesidus A-11 Spec 2 AmeriquartzvsSeiko Prospex Rotocall

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

A-11 Spec 2 Ameriquartz
PraesidusA-11 Spec 2 Ameriquartz
MSRP $215
Prospex Rotocall
SeikoProspex Rotocall
MSRP $550

At a glance

11 of 29 specs differ
Diameter
A-11 Spec 2 Ameriquartz38mm
Prospex Rotocall37mm
Power Reserve
A-11 Spec 2 Ameriquartz40h
Prospex Rotocall40h
Water Resistance
A-11 Spec 2 Ameriquartz50m
Prospex Rotocall100m
MSRP
A-11 Spec 2 Ameriquartz$215
Prospex Rotocall$550

Full specifications

Case

7 specs
Category
Field
Sport
Diameter
38mm
37mm
Thickness
10.6mm
Lug-to-Lug
43.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Dial Color
Brown
Black

Movement

1 specs
Caliber
Ameriquartz USA
A824

Pricing

1 specs
MSRP
$215
$550

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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.

Praesidus A-11 Spec 2 Ameriquartz

Owners praise the Praesidus A-11 Spec 2 Ameriquartz as a sturdy, versatile tool watch at $215 USD, noting its precise Ameriquartz movement. However, some owners report unpolished lugs, random timekeeping errors ranging from 5-15 minutes off, premature battery death, and difficulties with battery replacements and customer service. The canvas strap is also noted as being very long, and the crystal is sapphire-coated K1 mineral. On balance, owners find the Praesidus A-11 Spec 2 Ameriquartz a capable daily beater despite these specific concerns.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

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