BOLDR Supply Co. Expedition II EverestvsSeiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

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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.

BOLDR Supply Co. Expedition II Everest at true scale

Expedition II Everest

Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition at true scale

Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

Diameter

41mm

40.5mm

Lug-to-Lug

n/a

47.6mm

Thickness

14mm

13.2mm

lowest

Water Resistance

200m

200m

Power Reserve

n/a

70h

MSRP

$699

lowest

$1,250

Movement

Sellita SW200-1

Seiko 6R35

Case

3 specs
Diameter
41mm
40.5mm
Thickness
14mm
13.2mm
Lug-to-Lug
n/a
47.6mm

Crystal & Dial

4 specs
Crystal Shape
n/a
Curved
AR Coating
n/a
Anti-reflective coating on inner surface
Dial Color
n/a
n/a
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 6R35
Power Reserve
0h
70h
Jewels
0
24

Pricing

1 specs
MSRP
$699
$1,250
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Reviews

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

BOLDR Supply Co. Expedition II Everest

Owners widely praise the BOLDR Supply Co. Expedition II Everest for its compact 41mm wearability and surprisingly deep dial, with reviewers highlighting its excellent lume. The Sellita SW200-1 movement is noted for running within acceptable daily accuracy ranges, between +4 and -3 seconds per day. However, the included silicone or EPDM rubber strap is consistently criticized as stiff and a dust magnet, with one owner finding bezel rotation inconsistent when screwing down the crown. On balance, owners and reviewers rate the BOLDR Supply Co. Expedition II Everest highly for its wearability and lume, despite the strap being a common point of criticism.

Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition

Owners widely praise the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition for its unique dial color and execution, with one owner noting the 44mm lug-to-lug is perfect for most wrists. The watch is considered a refined piece with a fun factor, featuring a dial inspired by Okinawa's ocean colors expected to have a bright sunburst effect. Accuracy figures for the 6R35 movement range, with one owner reporting -10/+10 seconds per day as "pretty amazing," while others note issues with the 6R movement's accuracy. Some owners find the price of 1500€ too high, suggesting a value closer to 900€. On balance, owners and reviewers rate the Seiko Prospex Sea 1965 Heritage Diver's Save the Ocean Special Edition well for its dial execution and wearability, despite some debate over its price point.

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