Side by side

Baltic Hermétique Tourer BronzevsSeiko Prospex Sea 1968 Heritage Diver's GMT

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

What people say

Owners + reviewers, side by side

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

Baltic Hermétique Tourer Bronze

The Baltic Hermétique Tourer Bronze is widely praised for its vintage-inspired aesthetic, featuring a bronze case and a smoked dial that develops a unique patina. Owners and reviewers highlight its comfortable wearability, noting the slim case profile and manageable lug-to-lug distance. The watch offers 150 meters of water resistance, supported by a recessed crown that contributes to its silhouette, though some find it tricky to grip. It is powered by the Miyota 9039 movement, which provides a 42-hour power reserve and a smooth seconds hand sweep, with accuracy reported between -10/+30 seconds per day. Overall, the Baltic Hermétique Tourer Bronze is highly regarded for its attractive design and comfortable wearability at its price point.

From video reviewers

The watch's slim profile and comfortable fit are consistently praised. Reviewers note the bronze case develops a unique patina. No shared weaknesses were identified.

Seiko Prospex Sea 1968 Heritage Diver's GMT

The Seiko Prospex Sea 1968 Heritage Diver's GMT is widely praised for its build quality, finishing, and comfortable wearability, offering good value for its price point. Owners and reviewers highlight the attractive silver/white sunray dial, blue ceramic bezel, and the premium feel of the improved bracelet clasp with excellent micro-adjustment. The Caliber 6R54 movement provides a 72-hour power reserve, and real-world accuracy often exceeds its stated range of +25 to -15 seconds per day, with some owners reporting figures around +3 to +5 seconds per day. However, the caller-style GMT functionality is a point of contention for some, who find the GMT scale difficult to read and prefer a flyer GMT at this price. Some also find the crown position at 4 o'clock undesirable, and a few note a lack of dial contrast or illegibility of the inner bezel.

At a glance

13 of 29 specs differ
Diameter
Hermétique Tourer Bronze37mm
Prospex Sea 1968 Heritage Diver's GMT42mm
Power Reserve
Hermétique Tourer Bronze42h
Prospex Sea 1968 Heritage Diver's GMT72h
Water Resistance
Hermétique Tourer Bronze150m
Prospex Sea 1968 Heritage Diver's GMT200m
MSRP
Hermétique Tourer Bronze$648
Prospex Sea 1968 Heritage Diver's GMT$1,500

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
37mm
42mm
Thickness
10mm
12.9mm
Lug-to-Lug
46mm
48.6mm
Material
Bronze
Stainless Steel
Water Resistance
150m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
BGW9
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
6R54
Power Reserve
42h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$648
$1,500
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