Side by side

Seestern S443 Column Wheel ChronographvsZelos Hammerhead V3 300m Titanium

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

Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

17 of 29 specs differ
Diameter
S443 Column Wheel Chronograph40mm
Hammerhead V3 300m Titanium44mm
Power Reserve
S443 Column Wheel Chronograph45hh
Hammerhead V3 300m Titanium40h
Water Resistance
S443 Column Wheel Chronograph50m
Hammerhead V3 300m Titanium300m
MSRP
S443 Column Wheel Chronograph$10
Hammerhead V3 300m Titanium$559

Full specifications

Case

6 specs
Category
Chronograph
Diver
Diameter
40mm
44mm
Lug-to-Lug
48.6mm
44mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Titanium
Water Resistance
50m
300m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Pink
Ti - Mosaic MOP
Indices
3D
Applied
Lume
Super BGW9
None

Movement

6 specs
Caliber
Seagull ST1901
Seiko NH35
Type
Manual
Automatic
Beat Rate
3 vph
28,800 vph
Power Reserve
45hh
40h
Jewels
21
25
Complications
Chronograph, Column Wheel
None

Pricing

1 specs
MSRP
$10
$559

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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.

Seestern S443 Column Wheel Chronograph

Owners widely praise the Seestern S443 Column Wheel Chronograph for its affordable mechanical chronograph movement with a column wheel, derived from the Venus 175. Some owners appreciate the watch's overall aesthetic, with one noting a preference for the black-yellow variant. The ST19 movement's execution is generally well-regarded, though one owner found the chronograph minute counter could stick, a common issue that may require a watchmaker, while another noted sticky chrono pushers after patina development on the bronze case. The ST19 movement lacks an hours totalizer, and its assembly is not as refined as luxury timepieces, though comparable to entry-level automatics. One owner finds the "hand winding" script font on the dial to be a design flaw. Overall, owners rate the Seestern S443 Column Wheel Chronograph highly for its value as a column wheel chronograph, despite minor assembly and functional quirks.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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