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Baltic Aquascaphe MK2 with blue dial and sapphire dive bezel, front view

Baltic

Aquascaphe
Mid-range · $600–900
Halios Seaforth Bronze blue dial front view

Halios

Seaforth Bronze
Mid-range · $600–900
Brand
Baltic
Halios
Category
Dive
Dive
Diameter
39 mm
40 mm
Lug-to-lug
47 mm
48 mm
Thickness
13 mm
12 mm
Lug width
20 mm
20 mm
Water resistance
200 m
200 m
Crystal
double-dome sapphire with internal AR coating
vintage-style domed sapphire crystal with underside anti-reflective coating
Type
Automatic
Automatic
Caliber
Miyota 9039 →
ETA 2824-2 →
Power reserve
42 h
38 h
Jewels
24
25
Lume
Super-LumiNova C1
Super-LumiNova
Strap / bracelet
Rubber Sport FKM strap, steel beads-of-rice bracelet, or steel flat link bracelet
rubber strap with bronze buckle
Released
2018
2019
Price guide
$600–900
$600–900

Highlighted rows differ. For dimensions and reserve, the larger figure is shown in accent — larger isn't always better; choose by what fits your wrist and use.

Sources

Specifications compiled from official brand product pages and verified against independent retailer listings. Dimensions are manufacturer-stated. Prices are shown as broad bands, not exact figures. Last reviewed July 2026.