Side by side

Praesidus A-11 Spec 2 AmeriquartzvsGrand Seiko SBGN027

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
SBGN027
Grand SeikoSBGN027
MSRP $3,700

At a glance

11 of 29 specs differ
Diameter
A-11 Spec 2 Ameriquartz38mm
SBGN02739mm
Power Reserve
A-11 Spec 2 Ameriquartz40h
SBGN02740h
Water Resistance
A-11 Spec 2 Ameriquartz50m
SBGN027200m
MSRP
A-11 Spec 2 Ameriquartz$215
SBGN027$3,700

Full specifications

Case

7 specs
Category
Field
GMT
Diameter
38mm
39mm
Thickness
12.3mm
Lug-to-Lug
45.9mm
Lug Width
18mm
19mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
200m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Brown
Black

Movement

1 specs
Caliber
Ameriquartz USA
9F86

Pricing

1 specs
MSRP
$215
$3,700

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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.

Grand Seiko SBGN027

Owners widely praise the Grand Seiko SBGN027 for its exceptional Zaratsu polishing, compact 39mm size, and versatile monochrome aesthetic, noting its thin profile and suitability as a grab-and-go watch. The 9F quartz movement delivers highly accurate timekeeping, with one owner reporting +/- 10 seconds per year. However, some find the lume limited, the bracelet lacks micro-adjustments, and the GMT hand can be easily mistaken for the minute hand. One owner reported a black index on the bezel disappearing after a couple of months. On balance, owners rate the Grand Seiko SBGN027 highly for its premium finishing and accurate HAQ GMT movement in a wearable size.

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