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Aigi Watches CHRONO SPITSBERGEN BPvsSeiko Astron

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

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CHRONO SPITSBERGEN BP
Aigi WatchesCHRONO SPITSBERGEN BP
MSRP $251
Astron
SeikoAstron
MSRP $2,500
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At a glance

12 of 29 specs differ
Diameter
CHRONO SPITSBERGEN BP43mm
Astron42mm
Power Reserve
CHRONO SPITSBERGEN BP40h
Astron40h
Water Resistance
CHRONO SPITSBERGEN BP100m
Astron100m
MSRP
CHRONO SPITSBERGEN BP$251
Astron$2,500

Full specifications

Case

6 specs
Category
—
GMT
Diameter
43mm
42mm
Thickness
11mm
12.4mm
Lug-to-Lug
46mm
49.5mm
Lug Width
22mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

3 specs
AR Coating
Inner
Super-clear coating
Dial Color
white
Black
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
Miyota 6S21
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$251
$2,500
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