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Marquise|Natural|GIA

1.51ct E VS1 Marquise Natural Diamond

EX • E/VS1 • GIA 6551021733

Certificate GIA 6551021733

Diamond specifications and retailer prices

From $18,238 SGD
As of November 4, 2026
Save $13,041 SGD (42%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $31,279 SGD at MOH London · As of November 4, 2026
View at MOH London

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded E colour (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 6551021733. Listed at 17 retailers as of November 4, 2026, with prices from $18,238 to $31,279, a $13,041 spread on the same certified stone. MOH London lists it at $31,279. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551021733
Dimensions11.82 × 6.09 × 3.52 mm
L/W Ratio1.94
Top View
11.82 mm6.09 mm1.51 ctE / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6551021733
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.8%

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 4
Current: $31,279 SGD|Low: $18,238 SGD|High: $33,350 SGD|Avg: $23,128 SGD|-5.1%
MOH London
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 5, 2026
Retailer 15$18,238 SGD
Retailer 10$19,006 SGD
Retailer 7$19,125 SGD
Retailer 12$19,244 SGD
Retailer 3$21,131 SGD
Retailer 2$21,161 SGD
Retailer 5$22,734 SGD
Retailer 11$22,734 SGD
Retailer 13$23,136 SGD
Retailer 4$23,488 SGD
Retailer 8$23,570 SGD
Retailer 6$23,692 SGD
Retailer 9$24,265 SGD
Retailer 14$24,317 SGD
Retailer 16$28,449 SGD
MOH London$31,279 SGD

40 data points across 16 retailers

17 retailers$18,238 SGD to $31,279 SGD

A
Cheapest Retailer
-
$18,238 SGD
A
Retailer 2
-
$19,006 SGD
View
A
Retailer 3
-
$19,125 SGD
View
A
Retailer 4
-
$19,244 SGD
View
Final sale: no returns
B+
Retailer 5
-
$21,131 SGD
View
B+
Retailer 6
-
$21,161 SGD
View
B+
Retailer 7
-
$22,734 SGD
View
B+
Retailer 8
-
$22,734 SGD
View
B+
Retailer 9
-
$23,136 SGD
View
B+
Retailer 10
-
$23,488 SGD
View
B+
Retailer 11
-
$23,570 SGD
View
B+
Retailer 12
-
$23,692 SGD
View
B+
Retailer 13
-
$24,265 SGD
View
B+
Retailer 14
-
$24,317 SGD
View
B
Retailer 15
-
$28,449 SGD
View
Retailer 16
-
$29,891 SGD
View
Price last confirmed 45 days ago
Most Expensive
B
MOH London
2854EA8DD · Nov 4
$31,279 SGD
£19,273 GBP
View
16 more retailers have this diamond
Prices start from $18,238 SGDSave up to $13,041 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
1.51ct Marquise
$18,238 SGD