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Marquise|Natural|GIA

1.50ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 2554054533

Certificate GIA 2554054533

Diamond specifications and retailer prices

From $11,531 SGD
As of November 6, 2026
Save $9,986 SGD (46%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $21,517 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural marquise diamond

This 1.5ct natural marquise sits in the one-and-a-half to two carat band, graded I 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 2554054533. Listed at 15 retailers as of November 5, 2026, with prices from $11,531 to $21,517, a $9,986 spread on the same certified stone. NZ Jewellers lists it at $21,517. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
I
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2554054533
Dimensions11.52 × 5.93 × 3.77 mm
L/W Ratio1.94
Top View
11.52 mm5.93 mm1.50 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2554054533
Side View
Table 58.0%CrownGirdle: ThickPavilionCulet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $21,517 SGD|Low: $11,531 SGD|High: $22,752 SGD|Avg: $15,292 SGD|-5.4%
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 7, 2026
Retailer 11$11,531 SGD
Retailer 13$12,096 SGD
Retailer 15$12,452 SGD
Retailer 4$12,910 SGD
Retailer 8$13,638 SGD
Retailer 2$13,943 SGD
Retailer 6$13,986 SGD
Retailer 5$14,201 SGD
Retailer 14$15,052 SGD
Retailer 7$15,264 SGD
Retailer 12$15,264 SGD
Retailer 3$15,776 SGD
Retailer 10$16,138 SGD
Retailer 9$20,161 SGD
NZ Jewellers$21,517 SGD

43 data points across 15 retailers

15 retailers$11,531 SGD to $21,517 SGD

A
Cheapest Retailer
-
$11,531 SGD
A
Retailer 2
-
$12,096 SGD
View
A
Retailer 3
-
$12,452 SGD
View
A
Retailer 4
-
$12,910 SGD
View
Final sale: no returns
B+
Retailer 5
-
$13,638 SGD
View
A
Retailer 6
-
$13,943 SGD
View
B+
Retailer 7
-
$13,986 SGD
View
A
Retailer 8
-
$14,201 SGD
View
B+
Retailer 9
-
$15,052 SGD
View
B+
Retailer 10
-
$15,264 SGD
View
B+
Retailer 11
-
$15,264 SGD
View
B+
Retailer 12
-
$15,776 SGD
View
B+
Retailer 13
-
$16,138 SGD
View
B
Retailer 14
-
$20,161 SGD
View
Most Expensive
B
NZ Jewellers
8aac7faa-562e-4beb-9071-5df302052184 · Nov 5
$21,517 SGD
$16,789 USD
View
14 more retailers have this diamond
Prices start from $11,531 SGDSave up to $9,986 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.

A
1.50ct Marquise
$11,531 SGD