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Diamond Guide & Profit - SoS: FoMT Answer Book | CozyProfit
Winter Mining

Diamond

Diamonds are a staple Winter income source in FoMT. Found in the Lake Mine, they serve as high-value gifts and consistent shipping items.

Best strategy in 30 seconds

Actionable summary (no fluff). Use the live calculator for your exact day & star quality.

Quick facts
  • Seasons: Winter
  • Base sell: 100G
What you should do
  • ✅ This is not a plantable crop. Focus on sourcing + best selling method.
  • 🧮 If you want the exact answer for today, open the calculator and set: season + current day + star quality.
Note: Some items have “0G shipping” but still matter for events, gifting, crafting, or special sell routes.

📊 Financial Analysis (Planted on Day 1)

Unit Value +100G
Acquisition Daily / RNG Not restricted by growing seasons.

⚖️ Huang's Haggling Secret

Do not put this in the standard Shipping Box! Sell directly to Huang by holding the item and speaking to him over the counter.

Box Price100G
→
Huang's Max Offer125G

💡 Expert Farming Tips

Diamonds are common in the Lake Mine. While 100G isn't massive, they are a 'Loved' gift for many girls including Jennifer and Maria.

FAQ

Where do I get Diamond?
Source: Lake Mine (Floors ending in 0, and below 10)
How do I unlock Diamond?
Accessible only in Winter when the lake freezes.
Why do some items show “0G” shipping?
Some flowers/special items can’t be shipped but still matter for gifting, events, crafting, or special sell routes.

Next: use the Answer Book

Keep momentum—jump to the exact next step players usually need after reading about Diamond.