Side by side

Zelos Hammerhead (Tantalum LE)vsYema Navygraf Marine Nationale CMM.10

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

Hammerhead (Tantalum LE)
ZelosHammerhead (Tantalum LE)
MSRP $1,499
Navygraf Marine Nationale CMM.10
YemaNavygraf Marine Nationale CMM.10
MSRP $1,614

At a glance

9 of 29 specs differ
Diameter
Hammerhead (Tantalum LE)44mm
Navygraf Marine Nationale CMM.1039mm
Power Reserve
Hammerhead (Tantalum LE)40h
Navygraf Marine Nationale CMM.1040h
Water Resistance
Hammerhead (Tantalum LE)300m
Navygraf Marine Nationale CMM.10100m
MSRP
Hammerhead (Tantalum LE)$1,499
Navygraf Marine Nationale CMM.10$1,614

Full specifications

Case

6 specs
Diameter
44mm
39mm
Thickness
13mm
11mm
Lug-to-Lug
44mm
46mm
Lug Width
22mm
19mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Tantalum LE
Black

Movement

1 specs
Caliber
Seiko NH35
Yema CMM.10

Pricing

1 specs
MSRP
$1,499
$1,614

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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.

Zelos Hammerhead (Tantalum LE)

The Zelos Hammerhead (Tantalum LE) features a forged carbon dial and bezel insert with infused lume. On balance, owners and reviewers rate the Zelos Hammerhead (Tantalum LE) highly for its unique material composition and substantial feel.

Yema Navygraf Marine Nationale CMM.10

The Yema Navygraf Marine Nationale CMM.10 is lauded for its vibrant blue dial and bezel, a slimmer 39mm case at 11mm thick, and its in-house CMM.10 caliber offering a 70-hour power reserve. Reviewers highlight the clean, legible dial, blue sapphire bezel insert, and competitive pricing under $2,000. However, the steel bracelet's clasp is noted by multiple sources as rattly and feeling slightly cheap, with one reviewer finding it difficult to open. Accuracy is reported within a range of +5/-3 seconds per day. Overall, reviewers praise the Yema Navygraf Marine Nationale CMM.10 for its attractive design and value proposition, tempered by minor concerns regarding the bracelet clasp.

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