Side by side

Bremont MBIIvsSeiko 5 Sports Field series

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

MBII
BremontMBII
MSRP $5,400
5 Sports Field series
Seiko5 Sports Field series
MSRP $450

At a glance

14 of 29 specs differ
Diameter
MBII43mm
5 Sports Field series39.4mm
Power Reserve
MBII40h
5 Sports Field series41h
Water Resistance
MBII100m
5 Sports Field series100m
MSRP
MBII$5,400
5 Sports Field series$450

Full specifications

Case

6 specs
Category
Pilot
GMT
Diameter
43mm
39.4mm
Thickness
13.6mm
Lug-to-Lug
47.9mm
Lug Width
22mm
20mm
Material
Titanium (DLC coated)
Stainless Steel

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
Crystal Shape
Flat
Curved
Dial Color
White
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
BE-36AE
4R34
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$5,400
$450

Follow this matchup

Get a note when Bremont MBII vs Seiko 5 Sports Field series gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Bremont MBII

The Bremont MBII is praised for its striking, high-tech pilot's watch aesthetic, reassuring heft, and quality feel, featuring an anti-shock system and customizable barrel. Owners note its condition can be excellent with minor hairlines, and it is presented with all original boxes and papers. A drawback cited is its 38-hour power reserve compared to newer movements. Overall, owners and reviewers consider the Bremont MBII affordable and a good representation of the brand.

Seiko 5 Sports Field series

The Seiko 5 Sports Field series offers an accessible explorer-style watch with a 41mm stainless steel case, 100m water resistance, and a Hardlex crystal. The Field GMT model features a caller GMT complication powered by the 4R34 movement, while the standard Field models use the 4R36 with a 41-hour power reserve. Both models include Arabic numerals coated in LumiBrite and a lumed pearl on the bezel. On balance, the Seiko 5 Sports Field GMT is a well-regarded entry-level explorer watch for its price point, despite its office-style GMT function.

From video reviewers

The prominent five-sided GMT hand enhances legibility and adds a sophisticated aesthetic to the watch. The Seiko 5 Sports Field series offers similar functionality to the Explorer 2 at a lower price, making it a valuable option. Reviewers disagree on whether it's a missed opportunity for Seiko to release this model first, with one reviewer implying it would have been a more logical addition to their lineup.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.