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Marquise|Natural|GIA

1.51ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 6561292508

Certificate GIA 6561292508

Diamond specifications and retailer prices

From $11,371 NZD
SGD 8,646 SGD
As of November 1, 2026
Save $4,747 NZD (29%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $16,118 NZD at Diamonds Direct · As of November 1, 2026
View at 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 H 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 6561292508. Listed at 13 retailers as of November 1, 2026, with prices from $11,371 to $16,118, a $4,747 spread on the same certified stone. Diamonds Direct lists it at $16,118. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.98°
Pavilion angle39.28°
OriginNatural
Grading LabGIA
CertificateGIA 6561292508
Dimensions11.22 × 5.91 × 3.76 mm
L/W Ratio1.90
Culet sizeNone
Top View
11.22 mm5.91 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561292508
Side View
Table 59.0%Crown 39.98°Girdle: STK-THKPavilion 39.28°Culet: NoneDepth 63.7%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: $16,118 NZD|Low: $11,371 NZD|High: $16,948 NZD|Avg: $13,562 NZD|-4.9%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 11$11,371 NZD
Retailer 7$11,600 NZD
Retailer 13$11,837 NZD
Retailer 10$11,881 NZD
Retailer 8$12,033 NZD
Retailer 9$12,198 NZD
Retailer 6$12,546 NZD
Retailer 12$12,708 NZD
Retailer 4$14,207 NZD
Retailer 3$14,311 NZD
Retailer 5$14,429 NZD
Retailer 2$14,485 NZD
Diamonds Direct$16,118 NZD

31 data points across 13 retailers

13 retailers$11,371 NZD to $16,118 NZD

A
Cheapest Retailer
-
$11,371 NZD
SGD 8,646 SGD
A
Retailer 2
-
$11,600 NZD
$6,527 USD
View
A
Retailer 3
-
$11,837 NZD
SGD 9,000 SGD
View
A
Retailer 4
-
$11,881 NZD
$6,685 USD
View
A
Retailer 5
-
$12,033 NZD
$6,770 USD
View
A
Retailer 6
-
$12,198 NZD
$6,863 USD
View
A
Retailer 7
-
$12,546 NZD
£5,558 GBP
View
B+
Retailer 8
-
$12,708 NZD
$7,150 USD
View
B+
Retailer 9
-
$14,207 NZD
$7,993 USD
View
B+
Retailer 10
-
$14,311 NZD
$8,052 USD
View
B+
Retailer 11
-
$14,429 NZD
$8,118 USD
View
B+
Retailer 12
-
$14,485 NZD
€7,762 EUR
View
Most Expensive
B
Diamonds Direct
1112251 · Nov 1
$16,118 NZD
$9,069 USD
View
12 more retailers have this diamond
Prices start from $11,371 NZDSave up to $4,747 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
$11,371 NZD