Side by side

Serket Watch Co Reef XvsSeiko Essentials Automatic

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

Add a watch

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Serket Watch Co Reef X

Owners praise the Serket Watch Co REEF's tool-less bezel and bracelet swap system for easy customization. One owner notes the bezel is large, comparable to the Marathon SAR. Overall, owners rate the Serket Watch Co REEF highly for its functional customization options.

Seiko Essentials Automatic

Owners widely appreciate the Seiko Essentials Automatic for its attractive design and value, with one owner calling the green sunray dial beautiful and reliable after a year. Some users find the 41.2mm case wears smaller than expected. One owner notes the orange stripe on the stopwatch button can expand and fall off in heat. Overall, owners rate the Seiko Essentials Automatic highly for its attractive design and value at the price point.

At a glance

13 of 29 specs differ
Diameter
Reef X42.5mm
Essentials Automatic41.2mm
Power Reserve
Reef X
Essentials Automatic41h
Water Resistance
Reef X200m
Essentials Automatic100m
MSRP
Reef X$399
Essentials Automatic$315

Full specifications

Case

7 specs
Category
Dress
Diameter
42.5mm
41.2mm
Thickness
12.7mm
11.8mm
Lug-to-Lug
49mm
48.5mm
Lug Width
22mm
20mm
Material
Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Dial Color
Yellow

Movement

3 specs
Caliber
Miyota 8215
Seiko 4R35
Power Reserve
0h
41h
Jewels
0
23

Pricing

1 specs
MSRP
$399
$315
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

DiscussionNot started
Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.