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Marquise|Natural|GIA

1.21ct I SI2 Marquise Natural Diamond

ID • I/SI2 • GIA 7541524288

Certificate GIA 7541524288

Diamond specifications and retailer prices

From $5,380 SGD
As of November 5, 2026
Save $6,007 SGD (53%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $11,387 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7541524288. Listed at 13 retailers as of November 5, 2026, with prices from $5,380 to $11,387, a $6,007 spread on the same certified stone. NZ Jewellers lists it at $11,387. 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
I
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 7541524288
Dimensions10.86 × 5.65 × 3.46 mm
L/W Ratio1.92
Top View
10.86 mm5.65 mm1.21 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7541524288
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 61.3%

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 5
Current: $11,387 SGD|Low: $5,380 SGD|High: $12,059 SGD|Avg: $7,670 SGD|-5.6%
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
November 5, 2026
Retailer 13$5,380 SGD
Retailer 5$5,569 SGD
Retailer 8$5,620 SGD
Retailer 4$5,766 SGD
Retailer 9$5,845 SGD
Retailer 10$6,168 SGD
Retailer 11$6,500 SGD
Retailer 15$6,532 SGD
Retailer 12$6,921 SGD
Retailer 2$7,117 SGD
Retailer 3$7,955 SGD
Retailer 6$8,766 SGD
Retailer 7$9,061 SGD
Retailer 14$9,857 SGD
NZ Jewellers$11,387 SGD

10 data points across 15 retailers

13 retailers$5,380 SGD to $11,387 SGD

B+
Cheapest Retailer
-
$5,380 SGD
B+
Retailer 2
-
$5,569 SGD
View
B+
Retailer 3
-
$5,620 SGD
View
B+
Retailer 4
-
$5,766 SGD
View
B+
Retailer 5
-
$5,845 SGD
View
B+
Retailer 6
-
$6,168 SGD
View
B
Retailer 7
-
$6,500 SGD
View
Retailer 8
-
$6,532 SGD
View
Price last confirmed 9 days ago
B
Retailer 9
-
$6,921 SGD
View
B
Retailer 10
-
$7,117 SGD
View
Retailer 11
-
$7,955 SGD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$9,857 SGD
View
Most Expensive
B
NZ Jewellers
6f38669e-6afc-415b-911d-f0ae30f19878 · Nov 5
$11,387 SGD
$8,885 USD
View
12 more retailers have this diamond
Prices start from $5,380 SGDSave up to $6,007 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
$5,380 SGD