Massena LAB GeometervsTuseno FIRST

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Massena LAB Geometer at true scale

Geometer

Tuseno FIRST at true scale

FIRST

Diameter

39mm

38mm

Lug-to-Lug

n/a

45.3mm

Thickness

9mm

lowest

11.3mm

Water Resistance

50m

50m

Power Reserve

58h

n/a

MSRP

$3,495

$449

lowest

Movement

Sellita SW510

Seiko VK64

Case

5 specs
Diameter
39mm
38mm
Thickness
9mm
11.3mm
Lug-to-Lug
n/a
45.3mm
Lug Width
n/a
20mm
Material
Stainless Steel
Silver, Rose gold, Gold

Crystal & Dial

5 specs
Crystal
Acrylic
Sapphire
Crystal Shape
Domed
n/a
AR Coating
No
n/a
Dial Color
Brown
n/a
Lume
Cream
None

Movement

4 specs
Caliber
Sellita SW510
Seiko VK64
Type
Manual
Meca-Quartz
Power Reserve
58h
0h
Jewels
23
0

Pricing

1 specs
MSRP
$3,495
$449
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