Harry Winston Midnight Date Automatic 39mm MIDAHD39WW001 | Grail Atlas
Harry Winston
Midnight Date Automatic 39mm
Ref. MIDAHD39WW001
2012–present · 39mm · caliber Harry Winston Cal. HW3000 -- in-house automatic, 28,800bph, 42h PR, 28j; used in Midnight Date; executed at the Geneva manufacture; exclusive to Harry Winston
↑7.9%eBay asking prices. Condition and box/papers status not filtered.
Up 8% over the past 90 days
Based on eBay sales, last 12 months
Condition affects price
Pre-owned watches trade across a wide condition spectrum. These ranges are typical for the secondary market.
New Old Stock
Unworn example retaining original packaging, tags, and warranty documentation.
$12,851–$14,828
+30–50% vs median
Unpolished
Worn but the case has never been polished; original brushed and polished surfaces are intact.
$11,368–$12,356
+15–25% vs median
Polished
Case has been professionally or amateur polished at some point; edge definition is softened.
$8,402–$9,391
-15 to -5% vs median
Recently Serviced
Movement has been recently serviced with documented service records; case condition varies.
$9,885
At median
Movement tier: unclassified · caliber Harry Winston Cal. HW3000 -- in-house automatic, 28,800bph, 42h PR, 28j; used in Midnight Date; executed at the Geneva manufacture; exclusive to Harry Winston
Versatile size: fits most wrists (6–7.5 in / 15–19 cm)
39 mm case. The sweet spot for the broadest range of wrist sizes. Neither too dainty nor too bold.
Not yet rated
Community + OSINT signals haven’t landed for this reference yet. We don’t publish a rating against zero signal — the number would mean nothing. Editorial body + caliber + market value still surface above; ratings appear once the signal corpus does.
The HW3000 is in-house and must be visible through the caseback; verify the HW logo crown and flush diamond settings on any diamond-marker variant.
Known issues in the market
Diamond hour markers must be set flush; raised or loose stones require stone-setting inspection.
The HW logo on the crown is a brand marker; absence means replacement.
Area
What to check
What is correct
Red flag
movement
Cal. HW3000 in-house architecture
HW3000 in-house movement visible through caseback; 42h power reserve
Non-HW3000 architecture; movement swap
crown
HW logo on crown
HW logo present on crown; correct Harry Winston brand marker
Unsigned or non-HW crown; replacement crown
dial
Diamond hour marker setting flush
Diamond hour markers set flush with dial surface; no raised or loose stones
Raised or loose diamond settings; stone-setting integrity issue
Common legitimate replacements
Authentication guide
Last reviewed June 2026
The Harry Winston Midnight Date Automatic is a dress watch with a refined round case and a movement sourced through Harry Winston's LVMH-era production partnerships. Authentication risk centers on service history and condition rather than replicas.
Known reproduction risks
toggle
LOW
Harry Winston watches are not heavily replicated. The brand is prestigious but lacks the extreme secondary-market premium that drives the highest-volume fake production.
Any replica "Harry Winston" will show font inconsistencies in the dial text under 10x magnification
Case finishing on replicas lacks the zone-specific polish and brush transitions of the original
The primary risk for Midnight Date purchases is undisclosed service or refinishing, not replica watches.
Expert resources: Harry Winston authorized service; Geneva-based stone-setting specialists for diamond inspection.
Round case, approximately 42mm. The dial is clean with applied baton indices and a date window at 3 or 6. The "HARRY WINSTON" signature is applied in a specific typeface; the text weight and spacing are consistent across production.
"HARRY WINSTON" in a thin, elegant typeface at 12
"NEW YORK" underneath in a smaller weight
Applied rose gold or white gold baton indices, not printed
Date window with a clean chamfered frame
Service part flags
toggle
Dial text
Original: The "HARRY WINSTON NEW YORK" text is applied with consistent weight and spacing. The font is proprietary and optically balanced.
Replacement tells
Any variation in letter spacing relative to reference photographs
Text that appears screen-printed rather than applied as individual characters
Font weight heavier or lighter than the original
Case
Original: The case is polished and brushed in specific zones. The HW case geometry has characteristic lugs and a mid-case profile; the proportions should match production photographs.
Replacement tells
Over-polished case with lost lug definition (common on watches that have been refinished)
Case that has been sized incorrectly for the bracelet or strap (gap at the lug attachment)
Case back markings
toggle
2013 to present
"HARRY WINSTON" engraved on the caseback
Reference number and serial number stamped on the case band
Movement signature inside (varies by caliber generation)
Some references show a sapphire exhibition caseback with the movement visible
Movement tells
toggle
Harry Winston has used movements from Glashütte Original and other partners through LVMH relationships; the movement inside should match the declared caliber for the reference and production year.
A movement that does not match the caseback generation or reference number indicates a swap.
Service marks visible on screw heads (under loupe) tell you the watch has been opened; this is not inherently a problem, but should be declared and accompanied by service documentation.
A running watch with amplitude below 250 degrees needs service; Harry Winston dress movements at full power reserve should run at 270 to 300 degrees amplitude.
