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Cushion|Natural|GIA

3.00ct D SI1 Cushion Natural Diamond

D/SI1 • GIA 6552900078

Certificate GIA 6552900078

Diamond specifications and retailer prices

From $51,624 SGD
As of November 6, 2026
Save $14,501 SGD (22%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $66,125 SGD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 3ct natural cushion diamond

This 3ct natural cushion sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by GIA 6552900078. Listed at 6 retailers as of October 31, 2026, with prices from $51,624 to $66,125, a $14,501 spread on the same certified stone. Blue Nile lists it at $66,125. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6552900078
Dimensions10.09 × 7.32 × 4.93 mm
L/W Ratio1.38
Top View
10.09 mm7.32 mm3.00 ctD / SI1
OriginNatural
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552900078
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 67.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $66,125 SGD|Low: $51,624 SGD|High: $66,125 SGD|Avg: $55,998 SGD
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$51,624 SGD
Retailer 2$51,791 SGD
Retailer 6$53,695 SGD
Retailer 5$56,917 SGD
Retailer 4$60,586 SGD
Blue Nile$66,125 SGD

38 data points across 6 retailers

6 retailers$51,624 SGD to $66,125 SGD

B+
Cheapest Retailer
-
$51,624 SGD
B+
Retailer 2
-
$51,791 SGD
View
B+
Retailer 3
-
$53,695 SGD
View
Final sale: no returns
Retailer 4
-
$56,917 SGD
View
Price last confirmed 27 days ago
B+
Retailer 5
-
$60,586 SGD
View
Most Expensive
B
Blue Nile
30380820 · Oct 31
$66,125 SGD
$51,596 USD
View
5 more retailers have this diamond
Prices start from $51,624 SGDSave up to $14,501 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
3.00ct Cushion
$51,624 SGD