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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 $8,937 CAD
SGD 8,646 SGD
As of October 30, 2026
Save $3,731 CAD (29%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $12,668 CAD at Diamonds Direct · As of October 31, 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 October 30, 2026, with prices from $8,937 to $12,668, a $3,731 spread on the same certified stone. Diamonds Direct lists it at $12,668. 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
Color
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: Oct 30
Current: $12,668 CAD|Low: $8,937 CAD|High: $13,321 CAD|Avg: $10,711 CAD|-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 1, 2026
Retailer 11$8,937 CAD
Retailer 7$9,118 CAD
Retailer 13$9,303 CAD
Retailer 10$9,338 CAD
Retailer 8$9,458 CAD
Retailer 9$9,587 CAD
Retailer 2$9,944 CAD
Retailer 12$9,988 CAD
Retailer 4$11,166 CAD
Retailer 3$11,248 CAD
Retailer 5$11,340 CAD
Retailer 6$11,351 CAD
Diamonds Direct$12,668 CAD

32 data points across 13 retailers

13 retailers$8,937 CAD to $12,668 CAD

A
Cheapest Retailer
-
$8,937 CAD
SGD 8,646 SGD
A
Retailer 2
-
$9,118 CAD
$6,527 USD
View
A
Retailer 3
-
$9,303 CAD
SGD 9,000 SGD
View
A
Retailer 4
-
$9,338 CAD
$6,685 USD
View
A
Retailer 5
-
$9,458 CAD
$6,770 USD
View
A
Retailer 6
-
$9,587 CAD
$6,863 USD
View
B+
Retailer 7
-
$9,944 CAD
£5,605 GBP
View
B+
Retailer 8
-
$9,988 CAD
$7,150 USD
View
B+
Retailer 9
-
$11,166 CAD
$7,993 USD
View
B+
Retailer 10
-
$11,248 CAD
$8,052 USD
View
B+
Retailer 11
-
$11,340 CAD
$8,118 USD
View
B+
Retailer 12
-
$11,351 CAD
€7,739 EUR
View
Most Expensive
B
Diamonds Direct
1112251 · Oct 31
$12,668 CAD
$9,069 USD
View
12 more retailers have this diamond
Prices start from $8,937 CADSave up to $3,731 CAD

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
$8,937 CAD