Side by side

Knut Gadd DecagonvsSeiko Diamond Collection

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

Add a watch
Decagon
Knut GaddDecagon
MSRP $273
Diamond Collection
SeikoDiamond Collection
MSRP $525
Buy from Knut Gadd ↗
Buy used on eBay ↗
Buy from Seiko ↗
Buy used on eBay ↗

At a glance

10 of 29 specs differ
Diameter
Decagon38mm
Diamond Collection32mm
Power Reserve
Decagon40h
Diamond Collection40h
Water Resistance
Decagon50m
Diamond Collection100m
MSRP
Decagon$273
Diamond Collection$525

Full specifications

Case

6 specs
Category
—
Dress
Diameter
38mm
32mm
Thickness
7.5mm
8.2mm
Lug-to-Lug
46mm
39mm
Lug Width
20mm
15mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
—
Black

Movement

2 specs
Caliber
Miyota
6N32
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$273
$525
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.

Aigi Watches POLAR DAY 40MM
Aigi Watches

POLAR DAY 40MM

3 variantsRef. polar-day-40mm
40mm·Quartz
$179MSRP
—Used
KUOE ROYAL SMITH 90-008
KUOEmicro

ROYAL SMITH 90-008

4 watches · 20 variantsRoyal Smith
34mm·Automatic
$760MSRP
—Used
Aigi Watches Glacier 40MM Silver
Aigi Watches

Glacier 40MM Silver

4 variantsRef. glacier
40mm·Quartz
$179MSRP
—Used
Baltic MR Roulette
Balticmicro

MR Roulette

4 variantsMR Roulette
36mm·Automatic
$545MSRP
—Used
Fears Arnos (Blue)
Fearsmicro

Arnos (Blue)

Ref. arnos-pewter-blue
30.8mm·Automatic
$4,604MSRP
—Used
Alexander James Watches A3 Omen Quartz
Alexander James Watches

A3 Omen Quartz

Ref. a3-omen-quartz-aventurine-pre-order
38mm·Quartz·100m WR
$325MSRP
—Used
Maen Grand Tonneau Jump Hour
Maenmicro

Grand Tonneau Jump Hour

2 watches · 8 variantsGrand Tonneau
34mm·Automatic
$999MSRP
—Used
Balticus Watches Balticus StarDust Meteoryt 37mm - BLT-BALSDLGNM
Balticus Watches
StarDust

Balticus StarDust Meteoryt 37mm - BLT-BALSDLGNM

Ref. balticus-star-dust-meteoryt-37mm-blt-balsdlgnm
37mm·Quartz·100m WR
$157MSRP
—Used
All alternatives to the Decagon →All alternatives to the Diamond Collection →
Explore the full catalog

Follow this matchup

Get a note when Knut Gadd Decagon vs Seiko Diamond Collection 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.

Aigi Watches POLAR DAY 40MMvsSeiko Diamond CollectionAigi Watches Glacier 40MM SilvervsSeiko Diamond CollectionAigi Watches NORTHERN LIGHTS 36MMvsSeiko Diamond CollectionAlexander James Watches A3 Omen QuartzvsSeiko Diamond CollectionKnut Gadd DecagonvsKUOE ROYAL SMITH 90-008Knut Gadd DecagonvsBaltic MR Roulette
Edit this comparisonAdd another watchExplore more 31–39mm watches