Side by side

Sinn 105 St Sa UTCvsSeestern Sub 300 V4

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

105 St Sa UTC
Sinn105 St Sa UTC
MSRP $1,998
Sub 300 V4
SeesternSub 300 V4
MSRP $10

At a glance

17 of 29 specs differ
Diameter
105 St Sa UTC41mm
Sub 300 V442mm
Power Reserve
105 St Sa UTC38h
Sub 300 V441h
Water Resistance
105 St Sa UTC200m
Sub 300 V4200m
MSRP
105 St Sa UTC$1,998
Sub 300 V4$10

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
41mm
42mm
Thickness
11.9mm
13mm
Lug-to-Lug
46mm
Material
Stainless Steel
316L Stainless Steel
Finish
bead-blasted
Brushed + Sandblasted
Caseback
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Flat
Dial Color
Black
Orange
Indices
Applied
Lume
Luminescent
Japan Lume (blue glow)

Movement

5 specs
Caliber
SW 330-2
Seiko NH35A
Beat Rate
28,800 vph
21,600 vph
Power Reserve
38h
41h
Jewels
25
24
Complications
Date, GMT
GMT, Date

Pricing

1 specs
MSRP
$1,998
$10

Follow this matchup

Get a note when Sinn 105 St Sa UTC vs Seestern Sub 300 V4 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.

Sinn 105 St Sa UTC

Owners and reviewers widely praise the Sinn 105 St Sa UTC for its legible dial, precise bi-directional bezel action, and the technical, toolish aesthetic of its bead-blasted, TEGIMENT-hardened steel case. The watch is noted for its smooth sweep and snappy date change, with accuracy often within COSC standards, and its vertical day/date display with a German day wheel is a distinctive feature. Some owners find the lug-to-lug distance large for smaller wrists, and the bracelet clasp is considered a weakness by one source, while the non-lumed UTC hand is a deliberate design choice. The Sinn 105 St Sa UTC utilizes a Sellita SW330-1 automatic movement with a 42-hour power reserve and offers 200 meters of water resistance. Overall, the consensus is that owners and reviewers rate the Sinn 105 St Sa UTC highly for its robust build quality and functional tool watch design at its price point.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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.