[JA] Best Value in Japan
販売店間の価格差が大きいカテゴリー. 比較購入で最も節約できる分野です。 Pricing shown in JPY.
Last updated 14 September 2026 · Refreshed daily across more than one hundred retailers
Across the 50 categories shown below, the average price spread between retailers is 191%. Natural Pear 0.50-0.74 has the widest spread at 443.9%, meaning comparison shopping in this category can save you significantly. Categories with higher spreads offer the most savings potential when you compare across multiple retailers.
価格差が最も大きいカテゴリ
小売業者間の価格差が最も大きい 20 カテゴリ。差が大きいほど比較検討による節約幅が大きくなります。
1
444%
最大 $4,500 節約
2
420%
最大 $3,715 節約
3
360%
最大 $2,178 節約
4
336%
最大 $46.6K 節約
5
334%
最大 $4,108 節約
6
332%
最大 $2,580 節約
7
323%
最大 $24.2K 節約
8
270%
最大 $6,929 節約
9
267%
最大 $6,273 節約
10
266%
最大 $21.3K 節約
11
259%
最大 $23.3K 節約
12
237%
最大 $1,736 節約
13
218%
最大 $3,122 節約
14
207%
最大 $28.7K 節約
15
205%
最大 $4,246 節約
16
203%
最大 $22.9K 節約
17
203%
最大 $1,749 節約
18
202%
最大 $2,955 節約
19
191%
最大 $5,513 節約
20
188%
最大 $33.2K 節約
| [JA] Category | [JA] Price Spread | Retailers | [JA] Lowest Price |
|---|---|---|---|
| Natural Pear 0.50-0.74 | 443.9% | 17 | ￥151,303/ct |
| Natural Oval 2.50-2.99 | 420.2% | 11 | ￥131,978/ct |
| Natural Round 0.20-0.29 | 360.4% | 9 | ￥90,201/ct |
| Natural Marquise 0.20-0.29 | 335.7% | 7 | ￥2,071,007/ct |
| Natural Pear 2.50-2.99 | 333.5% | 9 | ￥183,837/ct |
| Natural Marquise 0.50-0.74 | 332.2% | 11 | ￥115,927/ct |
| Natural Heart 0.30-0.49 | 323.0% | 13 | ￥1,116,979/ct |
| Natural Pear 0.30-0.49 | 270.1% | 16 | ￥382,963/ct |
| Natural Marquise 0.30-0.49 | 266.9% | 10 | ￥350,870/ct |
| Natural Cushion 0.30-0.49 | 266.3% | 12 | ￥1,191,439/ct |
| Natural Cushion 0.30-0.49 | 258.9% | 8 | ￥1,343,284/ct |
| Natural Marquise 0.75-0.99 | 236.7% | 10 | ￥109,452/ct |
| Natural Heart 0.75-0.99 | 218.1% | 13 | ￥213,676/ct |
| Natural Pear 0.20-0.29 | 206.8% | 12 | ￥2,070,993/ct |
| Natural Pear 1.00-1.24 | 204.7% | 16 | ￥309,521/ct |
| Natural Heart 0.20-0.29 | 203.3% | 6 | ￥1,679,104/ct |
| Natural Oval 0.50-0.74 | 202.7% | 17 | ￥128,800/ct |
| Natural Pear 1.50-1.99 | 202.3% | 16 | ￥218,060/ct |
| Natural Pear 1.00-1.24 | 191.1% | 8 | ￥430,591/ct |
| Natural Oval 0.20-0.29 | 188.2% | 12 | ￥2,632,297/ct |
| Natural Round 1.25-1.49 | 178.9% | 13 | ￥128,640/ct |
| Natural Radiant 0.30-0.49 | 174.5% | 15 | ￥574,033/ct |
| Natural Oval 3.00-3.99 | 171.2% | 10 | ￥263,764/ct |
| Natural Radiant 0.20-0.29 | 169.1% | 8 | ￥1,940,299/ct |
| Natural Cushion 0.50-0.74 | 161.9% | 14 | ￥647,146/ct |
| Natural Oval 0.30-0.49 | 157.9% | 17 | ￥161,194/ct |
| Natural Oval 1.00-1.24 | 156.4% | 19 | ￥151,588/ct |
| Natural Round 2.50-2.99 | 150.4% | 11 | ￥215,812/ct |
| Natural Round 4.00-4.99 | 150.4% | 19 | ￥952,916/ct |
| Natural Oval 1.50-1.99 | 148.9% | 14 | ￥264,975/ct |
| Natural Radiant 0.75-0.99 | 143.7% | 12 | ￥519,206/ct |
| Natural Radiant 0.50-0.74 | 137.9% | 18 | ￥652,788/ct |
| Lab-Grown Round 0.30-0.49 | 136.2% | 8 | ￥72,428/ct |
| Natural Oval 0.75-0.99 | 135.6% | 8 | ￥449,527/ct |
| Natural Round 0.30-0.49 | 134.7% | 18 | ￥87,122/ct |
| Natural Oval 4.00-4.99 | 132.6% | 10 | ￥453,460/ct |
| Lab-Grown Round 1.50-1.99 | 132.2% | 8 | ￥133,034/ct |
| Natural Heart 0.50-0.74 | 132.0% | 17 | ￥524,161/ct |
| Natural Pear 2.00-2.49 | 125.8% | 13 | ￥610,597/ct |
| Natural Pear 2.00-2.49 | 124.4% | 7 | ￥324,776/ct |
| Natural Princess 1.00-1.24 | 124.3% | 8 | ￥91,778/ct |
| Lab-Grown Round 1.50-1.99 | 118.5% | 17 | ￥482,322/ct |
| Lab-Grown Round 1.00-1.24 | 118.2% | 9 | ￥42,090/ct |
| Natural Emerald 2.00-2.49 | 118.1% | 9 | ￥269,509/ct |
| Natural Radiant 1.25-1.49 | 117.8% | 13 | ￥616,533/ct |
| Lab-Grown Round 0.20-0.29 | 116.7% | 7 | ￥59,701/ct |
| Natural Cushion 2.00-2.49 | 114.5% | 10 | ￥569,454/ct |
| Natural Round 0.50-0.74 | 107.4% | 21 | ￥139,779/ct |
| Natural Emerald 1.00-1.24 | 107.3% | 11 | ￥96,288/ct |
| Natural Round 0.20-0.29 | 106.9% | 13 | ￥79,784/ct |
世界100社以上の小売業者の価格を比較。理想のダイヤモンドを最安値で見つけましょう。