Side by side

Tedoro Harmony 36mm Stainless Steel Seiko NH35AvsZelos Hammerhead V3 300m Bronze

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

Hammerhead V3 300m Bronze
ZelosHammerhead V3 300m Bronze
MSRP $449
What people say

Owners + reviewers, side by side

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

Tedoro Harmony 36mm Stainless Steel Seiko NH35A

The Tedoro Harmony 36mm Stainless Steel Seiko NH35A is built around the reliable Seiko NH35A automatic movement, with owners reporting accuracy around +/- 5 seconds per day. The 36mm case size is noted as being a custom build, incorporating parts from AliExpress and an Invicta Pro Diver, with specific mention of gold hour and minute hands. On balance, owners find the Tedoro Harmony 36mm Stainless Steel Seiko NH35A to be a satisfactory custom build, appreciating the reliability of the NH35A movement and the familiar styling.

Zelos Hammerhead V3 300m Bronze

Owners widely praise the Zelos Hammerhead V3 300m Bronze for its distinctive 70s-inspired design, slim 13.5mm case, and improved lume, offering a sophisticated timepiece at an accessible price point starting at $349. The unique dial is noted for evoking an otherworldly feeling, and the comfortable bracelet features on-the-fly micro-adjustment. Some enthusiasts express frustration with shipping delays and a desire to see the watch on a wrist before purchase. One owner flags that the clasp material could be more scratch-resistant, and resizing bracelet pins can be stubborn. On balance, owners rate the Zelos Hammerhead V3 300m Bronze highly for its unique design and build quality at its price point.

At a glance

12 of 29 specs differ
Diameter
Harmony 36mm Stainless Steel Seiko NH35A36mm
Hammerhead V3 300m Bronze44mm
Power Reserve
Harmony 36mm Stainless Steel Seiko NH35A41h
Hammerhead V3 300m Bronze40h
Water Resistance
Harmony 36mm Stainless Steel Seiko NH35A100m
Hammerhead V3 300m Bronze300m
MSRP
Harmony 36mm Stainless Steel Seiko NH35A$495
Hammerhead V3 300m Bronze$449

Full specifications

Case

7 specs
Category
Diver
Diameter
36mm
44mm
Thickness
13mm
Lug-to-Lug
44mm
Lug Width
22mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Burgundy
Bronze - Frost

Movement

2 specs
Caliber
NH35
Seiko NH35
Power Reserve
41h
40h

Pricing

1 specs
MSRP
$495
$449
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