Side by side

Bremont MB SavannavsSeiko Prospex Sea Save the Ocean Special Edition

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

MB Savanna
BremontMB Savanna
MSRP $5,900

At a glance

13 of 29 specs differ
Diameter
MB Savanna43mm
Prospex Sea Save the Ocean Special Edition45mm
Power Reserve
MB Savanna40h
Prospex Sea Save the Ocean Special Edition41h
Water Resistance
MB Savanna100m
Prospex Sea Save the Ocean Special Edition200m
MSRP
MB Savanna$5,900
Prospex Sea Save the Ocean Special Edition$625

Full specifications

Case

6 specs
Category
Pilot
Diver
Diameter
43mm
45mm
Thickness
13.2mm
Lug-to-Lug
50mm
47.7mm
Material
Titanium
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Savanna
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
BE-36AE
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$5,900
$625

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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.

Bremont MB Savanna

The Bremont MB Savanna is praised for its wearability, with a 43mm titanium case that wears well due to moderate height and short, curved lugs. Reviewers note its all-matte titanium case with a warm gray, non-reflective finish or matte anthracite coating, and a grey dial. The BE-36AE movement is chronometer-certified and features a reinforced winding bridge and a custom gray date wheel. One owner noted slight marks on the case sides and back, rating the overall condition at 95%. On balance, owners and reviewers appreciate the Bremont MB Savanna for its comfortable titanium case design and robust, chronometer-certified movement.

Seiko Prospex Sea Save the Ocean Special Edition

The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its attractive, unique, and textured dials, often described as having a "Grand Seiko feel" at a more accessible price point, with specific mentions of wave patterns, lagoon hues, and manta ray motifs. Owners appreciate the smooth bezel operation and satisfactory lume. Accuracy figures vary, with one owner reporting +5 seconds per day, while another notes a range from +1/+2 to about -6 seconds per day. The 6R35 movement offers a 70-hour power reserve, and some models feature sapphire crystals. Criticisms include a desire for exhibition casebacks and concerns about the quality and security of the stamped metal clasps and bracelets, which are frequently described as rattly or underwhelming, though this is noted as a common Seiko trait. Some owners are split on the number of Save the Ocean variations and dislike the cyclops magnifier.

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