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Marquise|Natural|GIA

1.71ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 6555880241

Certificate GIA 6555880241

Diamond specifications and retailer prices

From $8,423 USD
A$12,959 AUD
As of November 1, 2026
Save $6,428 USD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $14,851 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two carat band, graded J 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 6555880241. Listed at 9 retailers as of October 30, 2026, with prices from $8,423 to $14,851, a $6,428 spread on the same certified stone. NZ Jewellers lists it at $14,851. 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
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555880241
Dimensions11.46 × 6.19 × 4.07 mm
L/W Ratio1.85
Girdle conditionFaceted
Culet sizeNone
Top View
11.46 mm6.19 mm1.71 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6555880241
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.8%

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: $14,851 USD|Low: $8,029 USD|High: $14,851 USD|Avg: $10,715 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7$8,423 USD
Retailer 5$8,910 USD
Retailer 10$8,911 USD
Retailer 8$9,653 USD
Retailer 3$9,760 USD
Retailer 6$9,802 USD
Retailer 9$11,138 USD
Retailer 2$11,225 USD
Retailer 4$13,917 USD
NZ Jewellers$14,851 USD

43 data points across 10 retailers

9 retailers$8,423 USD to $14,851 USD

B+
Cheapest Retailer
-
$8,423 USD
A$12,959 AUD
B
Retailer 2
-
$8,910 USD
View
Final sale: no returns
B
Retailer 3
-
$9,653 USD
View
B
Retailer 4
-
$9,760 USD
£7,685 GBP
View
B
Retailer 5
-
$9,802 USD
View
B
Retailer 6
-
$11,138 USD
View
B
Retailer 7
-
$11,225 USD
€10,690 EUR
View
B
Retailer 8
-
$13,917 USD
£10,958 GBP
View
Most Expensive
C
NZ Jewellers
2712c5ec-8763-4646-9547-fcb405505616 · Oct 30
$14,851 USD
View
8 more retailers have this diamond
Prices start from $8,423 USDSave up to $6,428 USD

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
$8,423 USD