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Marquise|Natural|GIA

1.21ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1567588621

Certificate GIA 1567588621

Diamond specifications and retailer prices

From $7,390 CAD
As of November 4, 2026
Save $6,045 CAD (45%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $13,435 CAD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1567588621. Listed at 15 retailers as of November 4, 2026, with prices from $7,390 to $13,435, a $6,045 spread on the same certified stone. Wholesale Diamonds Direct lists it at $13,435. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.21
Carat
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.76°
Pavilion angle40.69°
OriginNatural
Grading LabGIA
CertificateGIA 1567588621
Dimensions10.43 × 5.51 × 3.55 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.43 mm5.51 mm1.21 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567588621
Side View
Table 60.0%Crown 39.76°Girdle: MED-THKPavilion 40.69°Culet: NoneDepth 64.4%

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 4
Current: $10,475 CAD|Low: $7,390 CAD|High: $13,435 CAD|Avg: $9,349 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Wholesale Diamonds Direct
November 6, 2026
Retailer 5$7,390 CAD
Retailer 10$7,521 CAD
Retailer 12$7,593 CAD
Retailer 9$7,733 CAD
Retailer 14$7,818 CAD
Retailer 13$7,926 CAD
Retailer 6$7,997 CAD
Retailer 8$8,351 CAD
Retailer 4$9,344 CAD
Retailer 7$9,371 CAD
Retailer 2$9,385 CAD
Retailer 1$10,475 CAD
Retailer 3$12,131 CAD
Retailer 11$12,734 CAD
Wholesale Diamonds Direct$13,435 CAD

23 data points across 15 retailers

15 retailers$7,390 CAD to $13,435 CAD

B+
Cheapest Retailer
-
$7,390 CAD
B+
Retailer 2
-
$7,521 CAD
View
B+
Retailer 3
-
$7,593 CAD
View
B+
Retailer 4
-
$7,733 CAD
View
B+
Retailer 5
-
$7,818 CAD
View
B+
Retailer 6
-
$7,926 CAD
View
B+
Retailer 7
-
$7,997 CAD
View
B+
Retailer 8
-
$8,351 CAD
View
B
Retailer 9
-
$9,344 CAD
View
B
Retailer 10
-
$9,371 CAD
View
B
Retailer 11
-
$9,385 CAD
View
B
Retailer 12
-
$10,475 CAD
View
B
Retailer 13
-
$12,131 CAD
View
B
Retailer 14
-
$12,734 CAD
View
Most Expensive
B
Wholesale Diamonds Direct
545946513 · Nov 6
$13,435 CAD
$9,551 USD
View
14 more retailers have this diamond
Prices start from $7,390 CADSave up to $6,045 CAD

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+
1.21ct Marquise
$7,390 CAD