Side by side

Dryden Heartlander AutomaticvsSeestern Sub 300 V4

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

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600
Sub 300 V4
SeesternSub 300 V4
MSRP $10

At a glance

17 of 29 specs differ
Diameter
Heartlander Automatic38mm
Sub 300 V442mm
Power Reserve
Heartlander Automatic40h
Sub 300 V441h
Water Resistance
Heartlander Automatic101m
Sub 300 V4200m
MSRP
Heartlander Automatic$600
Sub 300 V4$10

Full specifications

Case

7 specs
Category
Field
Diver
Diameter
38mm
42mm
Thickness
11.2mm
13mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Brushed + Sandblasted
Water Resistance
101m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal
Domed Sapphire
Sapphire
AR Coating
Inner
Underside
Dial Color
Goldfinch
Orange
Lume
None
Japan Lume (blue glow)

Movement

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

Pricing

1 specs
MSRP
$600
$10

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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.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

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.

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