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Marquise|Natural|GIA

1.21ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 5553288285

Certificate GIA 5553288285

Diamond specifications and retailer prices

From $5,846 SGD
As of November 6, 2026
Save $6,541 SGD (53%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,387 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 5553288285. Listed at 18 retailers as of November 5, 2026, with prices from $5,846 to $12,387, a $6,541 spread on the same certified stone. NZ Jewellers lists it at $12,387. 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
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5553288285
Dimensions10.72 × 5.60 × 3.53 mm
L/W Ratio1.91
Top View
10.72 mm5.60 mm1.21 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553288285
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 63.1%

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: $12,387 SGD|Low: $5,885 SGD|High: $12,841 SGD|Avg: $8,080 SGD|-3.5%
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
November 6, 2026
Retailer 7$6,062 SGD
Retailer 12$6,159 SGD
Retailer 13$6,192 SGD
Retailer 14$6,352 SGD
Retailer 15$6,710 SGD
Retailer 8$6,955 SGD
Retailer 16$7,107 SGD
Retailer 10$7,223 SGD
Retailer 2$7,283 SGD
Retailer 4$7,387 SGD
Retailer 3$7,574 SGD
Retailer 5$7,574 SGD
Retailer 11$7,742 SGD
Retailer 9$7,830 SGD
Retailer 6$11,280 SGD
NZ Jewellers$12,387 SGD

34 data points across 16 retailers

18 retailers$5,846 SGD to $12,387 SGD

B+
Cheapest Retailer
-
$5,846 SGD
B+
Retailer 2
-
$6,062 SGD
View
B+
Retailer 3
-
$6,125 SGD
View
B+
Retailer 4
-
$6,159 SGD
View
B+
Retailer 5
-
$6,192 SGD
View
Final sale: no returns
B+
Retailer 6
-
$6,352 SGD
View
B+
Retailer 7
-
$6,710 SGD
View
B+
Retailer 8
-
$6,955 SGD
View
B+
Retailer 9
-
$7,107 SGD
View
B+
Retailer 10
-
$7,223 SGD
View
B+
Retailer 11
-
$7,283 SGD
View
B+
Retailer 12
-
$7,387 SGD
View
B+
Retailer 13
-
$7,574 SGD
View
B+
Retailer 14
-
$7,574 SGD
View
B+
Retailer 15
-
$7,742 SGD
View
B
Retailer 16
-
$7,830 SGD
View
B
Retailer 17
-
$11,280 SGD
View
Most Expensive
B
NZ Jewellers
17c4584b-58fd-498d-98ca-ab317c85037a · Nov 5
$12,387 SGD
$9,698 USD
View
17 more retailers have this diamond
Prices start from $5,846 SGDSave up to $6,541 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
$5,846 SGD