Side by side

Praesidus DD-45vsGrand Seiko SLGB005

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

DD-45
PraesidusDD-45
MSRP $299
SLGB005
Grand SeikoSLGB005
MSRP $11,100

At a glance

12 of 29 specs differ
Diameter
DD-4540mm
SLGB00537mm
Power Reserve
DD-4540h
SLGB00572h
Water Resistance
DD-45100m
SLGB005100m
MSRP
DD-45$299
SLGB005$11,100

Full specifications

Case

5 specs
Category
Field
Dress
Diameter
40mm
37mm
Thickness
11.4mm
Lug-to-Lug
46.5mm
44.3mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal
Domed Sapphire
Sapphire
AR Coating
Inner
Yes
Dial Color
OG
Black

Movement

3 specs
Caliber
Ameriquartz USA
9RB2
Type
Quartz
Spring Drive
Power Reserve
40h
72h

Pricing

1 specs
MSRP
$299
$11,100

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What people say

Owners + reviewers, side by side

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

Praesidus DD-45

The Praesidus DD-45 is lauded for its detailed vintage-inspired design and solid finishing, with reviewers highlighting the impressive aged indices and hands on the "Patina" version and a well-finished 38mm steel case. Its 100-meter water resistance exceeds that of the original military watches, and the included leather strap is praised for its quality and vintage character, despite initial stiffness. One reviewer notes the Landeron movement exhibits jerky hand-winding. Overall, reviewers rate the Praesidus DD-45 highly for its faithful vintage aesthetic and robust build at its $900 price point.

Grand Seiko SLGB005

The Grand Seiko SLGB005 is widely praised for its stunning "Ice Forest" smoked purple dial, inspired by frost-covered trees, and its compact 37mm Ever-Brilliant Steel case. It is powered by the 9RB2 Spring Drive caliber, noted for its exceptional accuracy of ±3 seconds per month or ±20 seconds per year, and offers a 72-hour power reserve. Reviewers consistently highlight the dial's mesmerizing beauty and the case's sculpted design as significant strengths. However, multiple sources express disappointment that the Grand Seiko SLGB005 omits the micro-adjustment clasp found on other models, especially considering its $11,100 price point, though one reviewer found this did not detract from wearability. Overall, reviewers rate the Grand Seiko SLGB005 highly for its visually arresting dial and precise Spring Drive movement, despite the clasp oversight.

From video reviewers

The watch features a ±3 seconds per month accurate Ultra Fine Accuracy Calibre 9RB2 movement. The Ever-Brilliant Steel finish has polishing flaws that detract from the watch's appearance. Reviewers disagree on the movement's accuracy, with one reviewer citing ±3 seconds per month and another ±10 seconds per month.

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