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Ergon Watches MaelstromvsGrand Seiko SBGA375

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

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Maelstrom
Ergon WatchesMaelstrom
SBGA375
Grand SeikoSBGA375
MSRP $5,600
Buy from Ergon Watches ↗
Buy used on eBay ↗
Buy from Grand Seiko ↗
Buy used on eBay ↗

At a glance

12 of 29 specs differ
Diameter
Maelstrom40mm
SBGA37540mm
Power Reserve
Maelstrom—
SBGA37572h
Water Resistance
Maelstrom300m
SBGA375100m
MSRP
Maelstrom—
SBGA375$5,600

Full specifications

Case

6 specs
Category
—
Dress
Thickness
13mm
12.5mm
Lug-to-Lug
—
46.2mm
Lug Width
20mm
19mm
Material
Bronze
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Gradient Green
Black

Movement

3 specs
Caliber
Sellita SW-200
9R65
Type
Automatic
Spring Drive
Power Reserve
—
72h

Pricing

1 specs
MSRP
—
$5,600
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