Side by side

Seestern Sub 300 V4vsFormex Reef 42 mm

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Reef 42 mm
FormexReef 42 mm
MSRP $2,414

At a glance

16 of 29 specs differ
Diameter
Sub 300 V442mm
Reef 42 mm42mm
Power Reserve
Sub 300 V441h
Reef 42 mm56h
Water Resistance
Sub 300 V4200m
Reef 42 mm300m
MSRP
Sub 300 V4$10
Reef 42 mm$2,414

Full specifications

Case

7 specs
Thickness
13mm
11.4mm
Lug-to-Lug
46mm
47mm
Lug Width
20mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Sandblasted
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Orange
Black
Lume
Japan Lume (blue glow)
Super-LumiNova

Movement

5 specs
Caliber
Seiko NH35A
Sellita SW300-1
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
56h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$2,414

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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.

Formex Reef 42 mm

The Formex Reef 42 mm is widely praised for its comfortable bracelet featuring a micro-adjust clasp, COSC-certified Sellita movement, and excellent build quality. Owners appreciate the gradient dial's visual appeal and the overall wearability. Some owners note the seconds hand does not perfectly align with markers, and one owner found the lugs' taper hinders third-party strap fit. The bracelet's length and sporty design are noted as limiting versatility by some. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its impressive wearability and value at the price point.

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