1.8 Carat Cushion Natural Diamonds
Search over 238 1.8 Carat Cushion natural diamonds from 7 online retailers.Prices typically range from $536 to $30,315 depending on the diamond's shape, color, clarity, and other factors.For broader market trends, check our Diamond Price Indexes.
1.8 Carat Cushion Natural Diamonds Available
See All Matching OffersShowing up to 50 of 238 offers.
IGISave 81.4%1.77ct | Cushion | D | VS1 | Very Good
From $536
Compare at $2,880
IGISave 84%1.83ct | Cushion | E | VVS2 | Very Good
From $552
Compare at $3,450
IGISave 43.8%1.77ct | Cushion | G | VVS2 | Very Good
From $560
Compare at $998
IGISave 63%1.75ct | Cushion | FANCY | VS2 | Excellent
From $561
Compare at $1,517
IGISave 44.1%1.79ct | Cushion | G | VVS2 | Very Good
From $564
Compare at $1,009
IGISave 20.7%1.77ct | Cushion | D | VVS2 | Very Good
From $646
Compare at $814
IGISave 21.9%1.75ct | Cushion | D | VS1 | Very Good
From $668
Compare at $855
IGISave 60.5%1.75ct | Cushion | FANCY | VS1 | Ideal
From $728
Compare at $1,842
IGISave 43.9%1.82ct | Cushion | FANCY | VS2 | Very Good
From $778
Compare at $1,387
IGISave 80.2%1.75ct | Cushion | FANCY | VS1 | Excellent
From $801
Compare at $4,040
IGISave 76.9%1.76ct | Cushion | F | VVS1 | Very Good
From $807
Compare at $3,490
IGISave 38.3%1.76ct | Cushion | E | VVS1 | Very Good
From $873
Compare at $1,416
GIASave 81.5%1.82ct | Cushion | D | VS1 | Excellent
From $933
Compare at $5,050
IGISave 51.3%1.77ct | Cushion | FANCY | VS2 | Very Good
From $998
Compare at $2,050
GIASave 82.2%1.82ct | Cushion | D | VVS1 | Excellent
From $1,067
Compare at $6,000
IGISave 49.6%1.81ct | Cushion | FANCY | VVS1 | Very Good
From $1,080
Compare at $2,144
GIASave 81.7%1.83ct | Cushion | D | VVS1 | Excellent
From $1,102
Compare at $6,030
IGISave 50%1.76ct | Cushion | FANCY | VVS1 | Very Good
From $1,119
Compare at $2,237
IGISave 57.9%1.81ct | Cushion | FANCY | VS2 | Very Good
From $1,174
Compare at $2,786
HRD1.81ct | Cushion | J | SI1 | Ideal
From $3,444
Compare at $3,720
GIA1.81ct | Cushion | K | SI1 | Excellent
From $3,802
Compare at $4,125
GIASave 29.5%1.75ct | Cushion | J | VS1 | Excellent
From $3,858
Compare at $5,476
GIA1.8ct | Cushion | J | VS2 | Excellent
From $3,888
Compare at $4,293
GIA1.78ct | Cushion | L | VS2 | Excellent
From $4,233
Compare at $4,402
GIASave 13.3%1.77ct | Cushion | I | SI1 | Excellent
From $4,265
Compare at $4,921
HRD1.75ct | Cushion | H | SI1 | Ideal
From $4,350
Compare at $4,585
GIASave 19.4%1.8ct | Cushion | K | VVS1 | Excellent
From $4,543
Compare at $5,640
GIASave 26.6%1.83ct | Cushion | J | VS2 | Very Good
From $4,597
Compare at $6,265
GIA1.81ct | Cushion | J | SI1 | Excellent
From $4,612
Compare at $4,982
HRD1.8ct | Cushion | I | VS1 | Ideal
From $4,670
Compare at $4,859
HRD1.8ct | Cushion | I | VVS1 | Ideal
From $4,800
Compare at $4,981
GIASave 50.2%1.78ct | Cushion | I | VS2 | Excellent
From $5,008
Compare at $10,063
GIA1.8ct | Cushion | J | VS1 | Ideal
From $5,076
Compare at $5,150
GIA1.81ct | Cushion | J | VS1 | Ideal
From $5,200
Compare at $5,426
GIASave 25.8%1.8ct | Cushion | I | VS2 | Excellent
From $5,216
Compare at $7,033
GIASave 29.8%1.75ct | Cushion | J | SI1 | Excellent
From $5,358
Compare at $7,636
GIASave 25.1%1.81ct | Cushion | I | VS1 | Excellent
From $5,515
Compare at $7,359
GIASave 52.8%1.8ct | Cushion | J | VS1 | Ideal
From $5,536
Compare at $11,737
GIA1.79ct | Cushion | I | VVS2 | Excellent
From $5,661
Compare at $6,090
GIASave 28.9%1.76ct | Cushion | G | SI2 | Excellent
From $5,689
Compare at $8,005
GIA1.82ct | Cushion | J | SI2 | Excellent
From $5,748
Compare at $5,778
GIASave 30.7%1.78ct | Cushion | J | SI1 | Excellent
From $5,763
Compare at $8,313
GIASave 51.4%1.79ct | Cushion | I | SI1 | Very Good
From $5,777
Compare at $11,884
GIASave 24.8%1.83ct | Cushion | J | VS1 | Ideal
From $5,788
Compare at $7,694
GIASave 30.6%1.8ct | Cushion | K | VS1 | Excellent
From $5,947
Compare at $8,569
GIASave 47.1%1.81ct | Cushion | J | SI1 | Ideal
From $6,095
Compare at $11,518
GIASave 32%1.8ct | Cushion | J | SI1 | Excellent
From $6,096
Compare at $8,960
GIA1.76ct | Cushion | H | VS1 | Excellent
From $6,104
Compare at $6,467
GIASave 39.2%1.8ct | Cushion | J | VS2 | Excellent
From $6,156
Compare at $10,119
GIASave 37.2%1.81ct | Cushion | J | VVS2 | Very Good
From $6,171
Compare at $9,830