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Marquise|Natural|GIA

1.20ct J VS1 Marquise Natural Diamond

EX • J/VS1 • GIA 1563716556

Certificate GIA 1563716556

Diamond specifications and retailer prices

From $5,014 SGD
As of November 5, 2026
Save $3,906 SGD (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,920 SGD at Helzberg Diamonds · As of November 6, 2026
View at Helzberg Diamonds

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563716556. Listed at 15 retailers as of November 5, 2026, with prices from $5,014 to $8,920, a $3,906 spread on the same certified stone. Helzberg Diamonds lists it at $8,920. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
J
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.3°
Pavilion angle37.57°
OriginNatural
Grading LabGIA
CertificateGIA 1563716556
Dimensions10.53 × 5.55 × 3.35 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.53 mm5.55 mm1.20 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1563716556
Side View
Table 58.0%Crown 39.3°Girdle: MED-THKPavilion 37.57°Culet: NDepth 60.2%

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: $8,920 SGD|Low: $5,014 SGD|High: $8,920 SGD|Avg: $6,271 SGD
Helzberg Diamonds
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 6, 2026
Retailer 3$5,014 SGD
Retailer 9$5,097 SGD
Retailer 4$5,152 SGD
Retailer 5$5,271 SGD
Retailer 7$5,433 SGD
Retailer 10$5,608 SGD
Retailer 13$6,056 SGD
Retailer 15$6,100 SGD
Retailer 14$6,285 SGD
Retailer 6$6,318 SGD
Retailer 8$6,396 SGD
Retailer 2$6,903 SGD
Retailer 12$8,392 SGD
Retailer 11$8,857 SGD
Helzberg Diamonds$8,920 SGD

11 data points across 15 retailers

15 retailers$5,014 SGD to $8,920 SGD

B+
Cheapest Retailer
-
$5,014 SGD
B+
Retailer 2
-
$5,097 SGD
View
B+
Retailer 3
-
$5,152 SGD
View
B+
Retailer 4
-
$5,271 SGD
View
B+
Retailer 5
-
$5,433 SGD
View
B+
Retailer 6
-
$5,608 SGD
View
B
Retailer 7
-
$6,056 SGD
View
B
Retailer 8
-
$6,100 SGD
View
B
Retailer 9
-
$6,285 SGD
View
B
Retailer 10
-
$6,318 SGD
View
B
Retailer 11
-
$6,396 SGD
View
B
Retailer 12
-
$6,903 SGD
View
B
Retailer 13
-
$8,392 SGD
View
B
Retailer 14
-
$8,857 SGD
View
Most Expensive
B
Helzberg Diamonds
XZRHLMJNHMLLM · Nov 6
$8,920 SGD
$6,960 USD
View
14 more retailers have this diamond
Prices start from $5,014 SGDSave up to $3,906 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+
1.20ct Marquise
$5,014 SGD