Side by side

Grand Seiko SLGA009vsZelos Aurora Field

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

SLGA009
Grand SeikoSLGA009
MSRP $9,800
Aurora Field
ZelosAurora Field
MSRP $529

At a glance

12 of 29 specs differ
Diameter
SLGA00940mm
Aurora Field42mm
Power Reserve
SLGA009120h
Aurora Field40h
Water Resistance
SLGA009100m
Aurora Field200m
MSRP
SLGA009$9,800
Aurora Field$529

Full specifications

Case

6 specs
Category
Dress
Field
Diameter
40mm
42mm
Thickness
11.8mm
12.2mm
Lug-to-Lug
47.9mm
42mm
Material
Stainless Steel
Titanium
Water Resistance
100m
200m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Bronze

Movement

3 specs
Caliber
9RA2
Miyota 9039
Type
Spring Drive
Automatic
Power Reserve
120h
40h

Pricing

1 specs
MSRP
$9,800
$529

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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 SLGA009

The Grand Seiko SLGA009 "White Birch II" is praised for its Spring Drive Caliber 9RA2 movement, offering exceptional accuracy of ±0.5 seconds per day and a 120-hour power reserve. Reviewers highlight its refined dial texture, inspired by Shinshu forests, and the Series 9 design with a frost-finished movement. The watch features a 40mm stainless steel case and a power reserve indicator on the movement bridge. However, its price of $8,600 to $9,100 USD is noted as relatively expensive, reflecting Grand Seiko's increasing price points. Overall, reviewers consider the Grand Seiko SLGA009 a highly refined timepiece, with its advanced Spring Drive movement and aesthetic improvements being key strengths.

Zelos Aurora Field

The Zelos Aurora Field is praised for its unique and gorgeous dial, with the hammered teal bronze version and its great lume, particularly on the minute track, being singled out. Owners find the rubber strap comfortable and flexible with good hardware, and the watch is highlighted as feature-packed for its price point, including 200m water resistance, Grade 2 titanium, and 30,000 A/m anti-magnetism, with the new clasp noted as the best to date. However, some owners criticize sharp bracelet edges, an odd case shape with lugs that cause it to wear high, and dial text that appears cheap and plasticky, with one commenter finding the straight lugs look a bit off. Overall, owners rate the Zelos Aurora Field highly for its value and unique dial, despite some concerns about case and bracelet finishing.

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