Side by side

Seestern Sub 300 V4vsYema Navygraf Pearl CMM.20

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Navygraf Pearl CMM.20
YemaNavygraf Pearl CMM.20
MSRP $1,862

At a glance

16 of 29 specs differ
Diameter
Sub 300 V442mm
Navygraf Pearl CMM.2039mm
Power Reserve
Sub 300 V441h
Navygraf Pearl CMM.2040h
Water Resistance
Sub 300 V4200m
Navygraf Pearl CMM.20100m
MSRP
Sub 300 V4$10
Navygraf Pearl CMM.20$1,862

Full specifications

Case

6 specs
Diameter
42mm
39mm
Thickness
13mm
9.75mm
Lug Width
20mm
19mm
Finish
Brushed + Sandblasted
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid screw-down
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
Seiko NH35A
Yema CMM.20
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
40h
Jewels
24
25
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$1,862

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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.

Yema Navygraf Pearl CMM.20

The Yema Navygraf Pearl CMM.20 is praised for its elegant and slim case design, measuring between 9.5mm and 9.75mm thick, and its unique mother-of-pearl dial and bezel. The watch features functional dive watch elements like 200-meter water resistance and is powered by the in-house CMM.20 micro-rotor movement, which offers a 70-hour power reserve and is adjusted to -3/+7 seconds a day. Overall, reviewers highlight the Yema Navygraf Pearl CMM.20's sophisticated aesthetic and slim profile as its primary strengths.

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