Side by side

Aera Instruments C-1vsGrand Seiko SBGA385

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

C-1
Aera InstrumentsC-1
MSRP $2,200
SBGA385
Grand SeikoSBGA385
MSRP $53,000

At a glance

13 of 29 specs differ
Diameter
C-142mm
SBGA38540mm
Power Reserve
C-156h
SBGA38572h
Water Resistance
C-1100m
SBGA385100m
MSRP
C-1$2,200
SBGA385$53,000

Full specifications

Case

6 specs
Category
—
Dress
Diameter
42mm
40mm
Thickness
15.75mm
12.5mm
Lug-to-Lug
49.55mm
46.2mm
Lug Width
22mm
19mm
Material
Stainless Steel
Platinum

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Cloud
Black

Movement

4 specs
Caliber
SW510 BH B
9R15
Type
Automatic
Spring Drive
Power Reserve
56h
72h
Jewels
27
25

Pricing

1 specs
MSRP
$2,200
$53,000

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