[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 30 July 2026 · Refreshed daily across more than one hundred retailers
Across the 50 categories shown below, the average price spread between retailers is 177%. Natural Round 2.50-2.99 has the widest spread at 376.1%, 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
376%
最大 $6,605 節約
2
358%
最大 $4,427 節約
3
334%
最大 $2,858 節約
4
292%
最大 $5,703 節約
5
286%
最大 $22.0K 節約
6
281%
最大 $12.9K 節約
7
277%
最大 $7,110 節約
8
257%
最大 $867 節約
9
247%
最大 $6,214 節約
10
243%
最大 $68.8K 節約
11
227%
最大 $2,278 節約
12
216%
最大 $2,175 節約
13
208%
最大 $5,763 節約
14
207%
最大 $5,730 節約
15
189%
最大 $28.7K 節約
16
185%
最大 $4,397 節約
17
184%
最大 $8,170 節約
18
183%
最大 $5,350 節約
19
182%
最大 $24.1K 節約
20
174%
最大 $4,138 節約
| [JA] Category | [JA] Price Spread | Retailers | [JA] Lowest Price |
|---|---|---|---|
| Natural Round 2.50-2.99 | 376.1% | 13 | ￥262,103/ct |
| Natural Oval 2.50-2.99 | 357.6% | 12 | ￥184,736/ct |
| Natural Marquise 0.50-0.74 | 334.1% | 13 | ￥127,696/ct |
| Natural Pear 0.30-0.49 | 291.5% | 17 | ￥292,001/ct |
| Natural Cushion 0.30-0.49 | 286.2% | 9 | ￥1,146,133/ct |
| Natural Heart 0.30-0.49 | 280.5% | 11 | ￥685,282/ct |
| Natural Oval 0.30-0.49 | 276.9% | 9 | ￥383,209/ct |
| Natural Pear 1.25-1.49 | 257.1% | 9 | ￥50,346/ct |
| Natural Marquise 0.30-0.49 | 246.9% | 8 | ￥375,546/ct |
| Natural Marquise 0.20-0.29 | 243.3% | 6 | ￥4,217,961/ct |
| Natural Oval 0.50-0.74 | 226.9% | 17 | ￥149,876/ct |
| Natural Marquise 0.75-0.99 | 215.6% | 11 | ￥150,542/ct |
| Natural Pear 0.50-0.74 | 207.6% | 19 | ￥414,285/ct |
| Natural Pear 1.00-1.24 | 207.3% | 7 | ￥412,643/ct |
| Natural Pear 0.20-0.29 | 188.6% | 12 | ￥2,273,533/ct |
| Natural Pear 1.00-1.24 | 185.2% | 17 | ￥354,394/ct |
| Natural Radiant 0.30-0.49 | 184.2% | 14 | ￥661,961/ct |
| Natural Oval 0.50-0.74 | 183.2% | 10 | ￥435,821/ct |
| Natural Cushion 0.30-0.49 | 181.9% | 7 | ￥1,976,707/ct |
| Natural Pear 1.50-1.99 | 173.8% | 16 | ￥355,470/ct |
| Natural Radiant 0.20-0.29 | 171.0% | 6 | ￥2,823,881/ct |
| Natural Oval 0.20-0.29 | 166.6% | 13 | ￥3,268,097/ct |
| Natural Oval 0.30-0.49 | 165.1% | 17 | ￥159,061/ct |
| Natural Heart 2.00-2.49 | 159.5% | 10 | ￥431,158/ct |
| Natural Pear 0.75-0.99 | 157.7% | 15 | ￥86,766/ct |
| Natural Round 1.25-1.49 | 155.8% | 13 | ￥152,419/ct |
| Natural Oval 1.00-1.24 | 155.6% | 20 | ￥232,115/ct |
| Natural Emerald 2.00-2.49 | 153.8% | 9 | ￥243,284/ct |
| Natural Cushion 0.50-0.74 | 148.3% | 13 | ￥677,201/ct |
| Lab-Grown Round 0.20-0.29 | 143.1% | 6 | ￥91,051/ct |
| Lab-Grown Round 1.00-1.24 | 142.8% | 10 | ￥90,954/ct |
| Natural Radiant 0.75-0.99 | 142.3% | 11 | ￥529,010/ct |
| Natural Emerald 1.00-1.24 | 142.1% | 13 | ￥155,470/ct |
| Natural Heart 0.75-0.99 | 135.1% | 13 | ￥405,015/ct |
| Natural Cushion 2.00-2.49 | 130.4% | 10 | ￥625,727/ct |
| Natural Radiant 0.50-0.74 | 128.3% | 20 | ￥649,409/ct |
| Natural Round 0.20-0.29 | 127.8% | 12 | ￥72,681/ct |
| Natural Round unknown | 121.3% | 11 | ￥160,996/ct |
| Natural Heart 0.50-0.74 | 119.0% | 16 | ￥517,400/ct |
| Natural Round 4.00-4.99 | 118.3% | 20 | ￥890,655/ct |
| Natural Pear 2.00-2.49 | 117.7% | 20 | ￥504,939/ct |
| Lab-Grown Round 1.50-1.99 | 115.3% | 10 | ￥170,387/ct |
| Natural Oval 1.50-1.99 | 114.5% | 17 | ￥360,187/ct |
| Natural Cushion 0.75-0.99 | 109.2% | 10 | ￥511,607/ct |
| Lab-Grown Round 1.25-1.49 | 108.0% | 16 | ￥330,296/ct |
| Natural Pear 3.00-3.99 | 107.5% | 13 | ￥615,867/ct |
| Natural Cushion 0.20-0.29 | 105.7% | 6 | ￥2,692,713/ct |
| Natural Emerald 1.50-1.99 | 103.0% | 9 | ￥79,364/ct |
| Natural Round 0.30-0.49 | 102.4% | 19 | ￥83,151/ct |
| Natural Cushion 1.50-1.99 | 101.5% | 12 | ￥435,694/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。