Side by side

Seestern Sub 300 V4vsTudor Monarch

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Monarch
TudorMonarch
MSRP $5,875

At a glance

18 of 29 specs differ
Diameter
Sub 300 V442mm
Monarch39mm
Power Reserve
Sub 300 V441h
Monarch65h
Water Resistance
Sub 300 V4200m
Monarch100m
MSRP
Sub 300 V4$10
Monarch$5,875

Full specifications

Case

6 specs
Category
Diver
Diameter
42mm
39mm
Thickness
13mm
11.9mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Sandblasted
Polished + Satin
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Dial Color
Orange
Champagne
Lume
Japan Lume (blue glow)
None

Movement

7 specs
Caliber
Seiko NH35A
MT5662-2U
Beat Rate
21,600 vph
0 vph
Power Reserve
41h
65h
Jewels
24
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$5,875

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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.

Tudor Monarch

The Tudor Monarch is praised for its crisp case finishing, solid H-link bracelet with T-fit clasp, and a 39mm size that wears well, though its eclectic neoclassical dial design is noted. It features a METAS-certified Master Chronometer movement with a 65-hour power reserve, visible through a display case back. The watch has a vintage-inspired dial with a unique champagne color and California layout, though it lacks lume and its modern, angular 39mm case doesn't wear smaller than its dimensions suggest. Its 11.9mm thickness is noted as a bit disappointing, but faceted case sides and box sapphire crystals contribute to a slender wearing experience. On balance, reviewers praise the Tudor Monarch for its sharp case finishing and Master Chronometer movement at its price point.

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