Side by side

Seestern Sub 300 V4vsFerro Time Master 70

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Time Master 70
FerroTime Master 70
MSRP $685

At a glance

15 of 29 specs differ
Diameter
Sub 300 V442mm
Time Master 7047mm
Power Reserve
Sub 300 V441h
Time Master 7040h
Water Resistance
Sub 300 V4200m
Time Master 7050m
MSRP
Sub 300 V4$10
Time Master 70$685

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
42mm
47mm
Lug-to-Lug
46mm
47mm
Finish
Brushed + Sandblasted
Brushed and polished
Water Resistance
200m
50m
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Orange
Gold
Lume
Japan Lume (blue glow)
None

Movement

5 specs
Caliber
Seiko NH35A
Miyota 9039
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$685

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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 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.

Ferro Time Master 70

The Ferro Time Master 70 is praised for its distinctive 1970s-inspired polygon case and visually striking silver dial with orange accents and unique lume colors. Owners appreciate the retro design with unique touches, clean dial, and lumed markers, along with the smooth winding of the Miyota 9039 movement. Its 39mm diameter, 10.4mm thickness, and 47mm lug-to-lug dimensions contribute to comfortable wearability, further enhanced by a well-executed faux-single link bracelet featuring a practical on-the-fly micro-adjustment clasp. On balance, owners and reviewers rate the Ferro Time Master 70 highly for its retro design and comfortable wearability.

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