CaratHunter
Plans
Marquise|Natural|GIA

1.51ct J SI2 Marquise Natural Diamond

EX • J/SI2 • GIA 1568681688

Certificate GIA 1568681688

Diamond specifications and retailer prices

From $5,522 NZD
As of November 5, 2026
Save $5,816 NZD (51%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $11,338 NZD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.51ct natural marquise diamond

This 1.51ct 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 1568681688. Listed at 10 retailers as of November 5, 2026, with prices from $5,522 to $11,338, a $5,816 spread on the same certified stone. Wholesale Diamonds Direct lists it at $11,338. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.28°
Pavilion angle42.05°
OriginNatural
Grading LabGIA
CertificateGIA 1568681688
Dimensions11.51 × 6.05 × 3.82 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.51 mm6.05 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1568681688
Side View
Table 60.0%Crown 35.28°Girdle: MED-THKPavilion 42.05°Culet: NDepth 63.1%

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 5
Current: $8,017 NZD|Low: $5,513 NZD|High: $11,338 NZD|Avg: $7,682 NZD|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 2$5,522 NZD
Retailer 3$6,234 NZD
Retailer 5$6,664 NZD
Retailer 8$6,665 NZD
Retailer 7$6,808 NZD
Retailer 4$7,923 NZD
Retailer 6$8,006 NZD
Retailer 1$8,017 NZD
Wholesale Diamonds Direct$11,338 NZD

11 data points across 9 retailers

10 retailers$5,522 NZD to $11,338 NZD

A
Cheapest Retailer
-
$5,522 NZD
A
Retailer 2
-
$6,234 NZD
View
A
Retailer 3
-
$6,664 NZD
View
A
Retailer 4
-
$6,665 NZD
View
A
Retailer 5
-
$6,665 NZD
View
A
Retailer 6
-
$6,808 NZD
View
B+
Retailer 7
-
$7,923 NZD
View
B+
Retailer 8
-
$8,006 NZD
View
A
Retailer 9
-
$8,017 NZD
View
Most Expensive
B
Wholesale Diamonds Direct
610869279 · Nov 6
$11,338 NZD
$6,285 USD
View
9 more retailers have this diamond
Prices start from $5,522 NZDSave up to $5,816 NZD

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
$5,522 NZD