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Marquise|Natural|GIA

1.71ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 1568329804

Certificate GIA 1568329804

Diamond specifications and retailer prices

From $14,571 SGD
As of November 1, 2026
Save $11,543 SGD (44%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $26,114 SGD at With Clarity · As of November 2, 2026
View at With Clarity

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1568329804. Listed at 15 retailers as of November 1, 2026, with prices from $14,571 to $26,114, a $11,543 spread on the same certified stone. With Clarity lists it at $26,114. 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

1.71
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.62°
Pavilion angle38.51°
OriginNatural
Grading LabGIA
CertificateGIA 1568329804
Dimensions11.88 × 6.25 × 3.69 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.88 mm6.25 mm1.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568329804
Side View
Table 60.0%Crown 36.62°Girdle: VTN-THKPavilion 38.51°Culet: NDepth 59.1%

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 1
Current: $15,366 SGD|Low: $14,571 SGD|High: $26,114 SGD|Avg: $18,029 SGD|-2.0%
Retailer 1
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
With Clarity
November 2, 2026
Retailer 2$14,571 SGD
Retailer 5$15,285 SGD
Retailer 1$15,366 SGD
Retailer 11$15,436 SGD
Retailer 12$15,773 SGD
Retailer 3$15,815 SGD
Retailer 8$16,006 SGD
Retailer 13$16,108 SGD
Retailer 6$18,058 SGD
Retailer 14$18,545 SGD
Retailer 7$18,615 SGD
Retailer 10$19,073 SGD
Retailer 9$21,478 SGD
Retailer 4$22,541 SGD
With Clarity$26,114 SGD

34 data points across 15 retailers

15 retailers$14,571 SGD to $26,114 SGD

B+
Cheapest Retailer
-
$14,571 SGD
B+
Retailer 2
-
$15,285 SGD
$11,952 USD
View
B
Retailer 3
-
$15,366 SGD
$12,015 USD
View
B+
Retailer 4
-
$15,436 SGD
$12,070 USD
View
B+
Retailer 5
-
$15,773 SGD
View
B
Retailer 6
-
$15,815 SGD
$12,366 USD
View
B+
Retailer 7
-
$16,006 SGD
£9,854 GBP
View
B
Retailer 8
-
$16,108 SGD
$12,595 USD
View
B
Retailer 9
-
$18,058 SGD
$14,120 USD
View
B
Retailer 10
-
$18,545 SGD
$14,501 USD
View
B
Retailer 11
-
$18,615 SGD
€13,862 EUR
View
B
Retailer 12
-
$19,073 SGD
$14,914 USD
View
B
Retailer 13
-
$21,478 SGD
$16,794 USD
View
B
Retailer 14
-
$22,541 SGD
$17,625 USD
View
Most Expensive
B
With Clarity
1568329804 · Nov 2
$26,114 SGD
$20,419 USD
View
14 more retailers have this diamond
Prices start from $14,571 SGDSave up to $11,543 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+
1.71ct Marquise
$14,571 SGD