Side by side

Seiko Diamond CollectionvsCincinnati Watch Company Union Terminal Mechanical

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

Diamond Collection
SeikoDiamond Collection
MSRP $525
Union Terminal Mechanical
Cincinnati Watch CompanyUnion Terminal Mechanical
MSRP $650
What people say

Owners + reviewers, side by side

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

Seiko Diamond Collection

Owners widely praise the Seiko Diamond Collection for its stunning beauty, particularly highlighting the 14 diamonds and the captivating mother-of-pearl dial. Its 33.2mm case size, 100m water resistance, sapphire crystal, and lightweight build are appreciated features contributing to comfortable wear. Some owners find the dial detail is best appreciated in direct sunlight. The gold plating on some models may show fading from desk work over time. Overall, owners rate the Seiko Diamond Collection highly for its dazzling aesthetics and comfortable, well-finished design at its price point.

Cincinnati Watch Company Union Terminal Mechanical

Owners praise the Cincinnati Watch Company Union Terminal Mechanical for its striking design and historical significance, particularly for Cincinnati natives. One owner highlights its suitability as a dress watch, finding it wears well on a leather strap. The watch is noted for its colors and design inspired by the Union Terminal clock, with a portion of sales supporting the landmark. At just over $350, it is considered a good value despite not featuring a high-end movement, strap, or crystal. Overall, owners rate the Cincinnati Watch Company Union Terminal Mechanical highly for its unique design and local historical connection at an accessible price point.

At a glance

19 of 29 specs differ
Diameter
Diamond Collection32mm
Union Terminal Mechanical38mm
Power Reserve
Diamond Collection40h
Union Terminal Mechanical
Water Resistance
Diamond Collection100m
Union Terminal Mechanical30m
MSRP
Diamond Collection$525
Union Terminal Mechanical$650

Full specifications

Case

8 specs
Diameter
32mm
38mm
Thickness
8.2mm
0mm
Lug-to-Lug
39mm
0mm
Lug Width
15mm
0mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
Domed
AR Coating
Inner
Dial Color
Black
Multiple
Indices
Applied
Lume
None
BGW9

Movement

5 specs
Caliber
6N32
Sellita SW210
Type
Automatic
Manual
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0

Pricing

1 specs
MSRP
$525
$650
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.

Follow this matchup

Get a note when Seiko Diamond Collection vs Cincinnati Watch Company Union Terminal Mechanical gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

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