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Marquise|Natural|GIA

1.21ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 2245012124

Certificate GIA 2245012124

Diamond specifications and retailer prices

From $7,081 CAD
As of November 5, 2026
Save $8,232 CAD (54%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,312 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded E 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 2245012124. Listed at 19 retailers as of November 5, 2026, with prices from $7,081 to $15,312, a $8,232 spread on the same certified stone. NZ Jewellers lists it at $15,312. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.85°
Pavilion angle40.41°
OriginNatural
Grading LabGIA
CertificateGIA 2245012124
Dimensions10.52 × 5.54 × 3.55 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.52 mm5.54 mm1.21 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2245012124
Side View
Table 60.0%Crown 38.85°Girdle: STK-THKPavilion 40.41°Culet: NoneDepth 64.2%

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 5
Current: $15,312 CAD|Low: $4,518 CAD|High: $15,312 CAD|Avg: $8,814 CAD
NZ Jewellers
Retailer 2
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Retailer 27
November 6, 2026
Retailer 17$4,518 CAD
Retailer 12$6,642 CAD
Retailer 16$6,686 CAD
Retailer 25$7,081 CAD
Retailer 7$7,233 CAD
Retailer 27$7,392 CAD
Retailer 20$7,574 CAD
Retailer 26$7,656 CAD
Retailer 8$7,737 CAD
Retailer 14$7,768 CAD
Retailer 18$7,841 CAD
Retailer 23$8,294 CAD
Retailer 5$8,653 CAD
Retailer 13$8,695 CAD
Retailer 2$8,881 CAD
Retailer 15$9,044 CAD
Retailer 10$9,245 CAD
Retailer 11$9,245 CAD
Retailer 4$9,374 CAD
Retailer 9$9,553 CAD
Retailer 21$9,570 CAD
Retailer 24$9,931 CAD
Retailer 6$10,093 CAD
Retailer 19$10,332 CAD
Retailer 22$11,170 CAD
Retailer 3$13,560 CAD
NZ Jewellers$15,312 CAD

5 data points across 27 retailers

19 retailers$7,081 CAD to $15,312 CAD

B+
Cheapest Retailer
-
$7,081 CAD
Retailer 2
-
$7,233 CAD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
$7,574 CAD
View
B+
Retailer 4
-
$7,656 CAD
View
Final sale: no returns
B+
Retailer 5
-
$7,737 CAD
View
B+
Retailer 6
-
$8,294 CAD
View
B
Retailer 7
-
$8,653 CAD
View
B+
Retailer 8
-
$8,695 CAD
View
B+
Retailer 9
-
$8,881 CAD
View
B
Retailer 10
-
$9,245 CAD
View
B
Retailer 11
-
$9,245 CAD
View
B
Retailer 12
-
$9,374 CAD
View
B
Retailer 13
-
$9,553 CAD
View
B
Retailer 14
-
$9,570 CAD
View
Retailer 15
-
$9,570 CAD
View
Price last confirmed 16 days ago
Retailer 16
-
$10,093 CAD
View
Price last confirmed 14 days ago
B
Retailer 17
-
$11,170 CAD
View
Retailer 18
-
$13,560 CAD
View
Price last confirmed 16 days ago
Most Expensive
B
NZ Jewellers
37fadd84-ff04-4ea0-ab27-69096abcf447 · Nov 5
$15,312 CAD
$10,964 USD
View
18 more retailers have this diamond
Prices start from $7,081 CADSave up to $8,232 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
$7,081 CAD