Side by side

Grand Seiko SLGB005vsLongines CONQUEST

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

SLGB005
Grand SeikoSLGB005
MSRP $11,100
CONQUEST
LonginesCONQUEST
MSRP $4,750

At a glance

19 of 29 specs differ
Diameter
SLGB00537mm
CONQUEST30mm
Power Reserve
SLGB00572h
CONQUEST
Water Resistance
SLGB005100m
CONQUEST100m
MSRP
SLGB005$11,100
CONQUEST$4,750

Full specifications

Case

7 specs
Category
Dress
Diameter
37mm
30mm
Thickness
11.4mm
9.7mm
Lug-to-Lug
44.3mm
37.8mm
Lug Width
20mm
15mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
White
Indices
Applied

Movement

7 specs
Caliber
9RB2
L592.5
Type
Spring Drive
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$11,100
$4,750

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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.

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.

Longines CONQUEST

Owners widely praise the Longines CONQUEST for its excellent price-performance ratio, high-quality finishing, and versatile design, with many highlighting its comfortable wearability due to curved lugs. The smooth winding action and attractive dial colors are also frequently cited positives. However, reviewers and owners consistently note the bracelet's lack of on-the-go micro-adjustment, which can impact fit, and several find the lume to be weak. One owner reported the crown and guards rubbing against the wrist when typing. On balance, owners and reviewers rate the Longines CONQUEST highly for its impressive finishing and value, despite minor bracelet and lume drawbacks.

From video reviewers

The watch's wearable case size and dial work are highlighted as strengths. The bracelet's end-link fit is cited as a weakness.

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