Side by side

Grand Seiko SLGA019vsLongines MASTER COLLECTION MOONPHASE

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

SLGA019
Grand SeikoSLGA019
MSRP $11,000
MASTER COLLECTION MOONPHASE
LonginesMASTER COLLECTION MOONPHASE
MSRP $3,500

At a glance

21 of 29 specs differ
Diameter
SLGA01940mm
MASTER COLLECTION MOONPHASE34mm
Power Reserve
SLGA019120h
MASTER COLLECTION MOONPHASE
Water Resistance
SLGA019100m
MASTER COLLECTION MOONPHASE30m
MSRP
SLGA019$11,000
MASTER COLLECTION MOONPHASE$3,500

Full specifications

Case

9 specs
Category
Dress
Moonphase
Diameter
40mm
34mm
Thickness
11.8mm
11.2mm
Lug-to-Lug
47.9mm
49.7mm
Lug Width
22mm
21mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

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

Movement

7 specs
Caliber
9RA2
L899.5
Type
Spring Drive
Automatic
Beat Rate
28,800 vph
0 vph
Power Reserve
120h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$11,000
$3,500

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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 SLGA019

Owners and reviewers widely praise the Grand Seiko SLGA019 for its stunning "Minamo" dial, inspired by Lake Suwa, with its intricate texture and finishing. The Evolution 9 case, constructed from lightweight Grade 5 titanium, is lauded for its refinement and comfortable wearability. The 9RA2 Spring Drive movement is noted for exceptional accuracy, with one owner documenting a loss of only 0.5 seconds in a week. However, some criticism is directed at the bracelet's lack of micro-adjustment and its pin-and-collar system, and the movement's finishing is described as somewhat plain. The retail price is also flagged as high. Overall, the consensus is that the Grand Seiko SLGA019 is a highly refined and accurate watch, with its dial and comfortable titanium case being the primary reasons for its strong reception.

Longines MASTER COLLECTION MOONPHASE

Owners widely praise the Longines Master Collection Moonphase for its beautiful, legible, and mesmerizing dial, with one owner noting it balances class and complexity. The watch offers old-world charm and a romantic moonphase complication, with the Caliber L899 movement providing a 64-hour power reserve. Some owners find the $3k price point high, suggesting better value exists elsewhere, while others acquired it for around $1700 USD. One owner notes the 40mm size is a perfect fit for a 6.75-inch wrist, though its limited water resistance makes it unsuitable for adventurous wear. On balance, the consensus is that the Longines Master Collection Moonphase is highly regarded for its classic design and attractive moonphase complication at its price point.

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