A larger version of our popular Birth Date Calculator, this tool allows a doctor to determine the approximate date for a baby's birth. Shows 1st, 2nd, and 3rd trimester periods.
- Item Size: Base wheel: 5" diameter x .020".
Top wheel: 3 7/8" diameter x .020"
- Imprint Area: Front: 3/4" high x 1 1/2" wide approx. Back: 4 1/4" diameter approx.
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Made of White Vinyl Plastic.
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1 color ink, on base and top wheel, front only.
Accuracy +/- may cause 1-3 day variations.
To print backside, add additional color charge.
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