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Marquise|Natural|GIA

1.21ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6565212667

Certificate GIA 6565212667

Diamond specifications and retailer prices

From $6,891 SGD
As of November 5, 2026
Save $6,324 SGD (48%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $13,215 SGD 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6565212667. Listed at 19 retailers as of November 5, 2026, with prices from $6,891 to $13,215, a $6,324 spread on the same certified stone. NZ Jewellers lists it at $13,215. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565212667
Dimensions11.06 × 5.52 × 3.45 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather
Top View
11.06 mm5.52 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6565212667
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.5%

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: $13,215 SGD|Low: $5,538 SGD|High: $13,215 SGD|Avg: $7,699 SGD|+5.8%
NZ Jewellers
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 3$5,551 SGD
Retailer 9$6,247 SGD
Retailer 6$6,668 SGD
Retailer 13$6,891 SGD
Retailer 11$7,071 SGD
Retailer 18$7,135 SGD
Retailer 15$7,293 SGD
Retailer 7$7,357 SGD
Retailer 5$7,384 SGD
Retailer 8$7,485 SGD
Retailer 10$7,707 SGD
Retailer 2$7,769 SGD
Retailer 4$7,862 SGD
Retailer 12$7,901 SGD
Retailer 16$7,901 SGD
Retailer 17$9,116 SGD
Retailer 14$11,609 SGD
NZ Jewellers$13,215 SGD

20 data points across 18 retailers

19 retailers$6,891 SGD to $13,215 SGD

Retailer 1
-
$5,551 SGD
Price last confirmed 12 days ago
Retailer 2
-
$6,081 SGD
View
Price last confirmed 11 days ago
Retailer 3
-
$6,247 SGD
View
Price last confirmed 12 days ago
Retailer 4
-
$6,668 SGD
View
Price last confirmed 11 days ago
B
Retailer 5
-
$6,891 SGD
View
B+
Retailer 6
-
$7,071 SGD
View
Retailer 7
-
$7,135 SGD
View
Price last confirmed 11 days ago
B
Retailer 8
-
$7,293 SGD
View
Final sale: no returns
Retailer 9
-
$7,357 SGD
View
Price last confirmed 16 days ago
Retailer 10
-
$7,384 SGD
View
Price last confirmed 12 days ago
Retailer 11
-
$7,485 SGD
View
Price last confirmed 12 days ago
Retailer 12
-
$7,707 SGD
View
Price last confirmed 13 days ago
B
Retailer 13
-
$7,769 SGD
View
Retailer 14
-
$7,862 SGD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$7,901 SGD
View
B
Retailer 16
-
$7,901 SGD
View
B
Retailer 17
-
$9,116 SGD
View
B
Retailer 18
-
$11,609 SGD
View
Most Expensive
B
NZ Jewellers
54e729ab-1e1f-43b2-9eb5-4dd6500896ae · Nov 5
$13,215 SGD
$10,346 USD
View
18 more retailers have this diamond
Prices start from $6,891 SGDSave up to $6,324 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+
1.21ct Marquise
$6,891 SGD