Marquise|Natural|GIA

1.20ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6562638922

Certificate GIA 6562638922

Diamond specifications and retailer prices

From $4,579 USD
As of November 5, 2026
Save $3,499 USD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,078 USD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-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 6562638922. Listed at 16 retailers as of November 5, 2026, with prices from $4,579 to $8,078, a $3,499 spread on the same certified stone. Wholesale Diamonds Direct lists it at $8,078. 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

1.20
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.83°
Pavilion angle40.01°
OriginNatural
Grading LabGIA
CertificateGIA 6562638922
Dimensions10.32 × 5.45 × 3.50 mm
L/W Ratio1.89
Culet sizeNone
Top View
10.32 mm5.45 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562638922
Side View
Table 60.0%Crown 39.83°Girdle: STK-THKPavilion 40.01°Culet: NDepth 64.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,312 USD|Low: $4,579 USD|High: $8,078 USD|Avg: $5,741 USD
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
Retailer 15
Wholesale Diamonds Direct
November 6, 2026
Retailer 13$4,579 USD
Retailer 7$4,610 USD
Retailer 10$4,660 USD
Retailer 14$4,711 USD
Retailer 6$4,819 USD
Retailer 11$4,840 USD
Retailer 12$4,966 USD
Retailer 9$5,060 USD
Retailer 4$5,450 USD
Retailer 5$5,699 USD
Retailer 2$5,701 USD
Retailer 8$5,850 USD
Retailer 1$6,312 USD
Retailer 15$7,673 USD
Retailer 3$7,850 USD
Wholesale Diamonds Direct$8,078 USD

21 data points across 16 retailers

16 retailers$4,579 USD to $8,078 USD

B+
Cheapest Retailer
-
$4,579 USD
B+
Retailer 2
-
$4,610 USD
View
B+
Retailer 3
-
$4,660 USD
View
B+
Retailer 4
-
$4,711 USD
View
B
Retailer 5
-
$4,819 USD
View
B
Retailer 6
-
$4,840 USD
View
B
Retailer 7
-
$4,966 USD
View
B
Retailer 8
-
$5,060 USD
View
B
Retailer 9
-
$5,450 USD
View
B
Retailer 10
-
$5,699 USD
View
B
Retailer 11
-
$5,701 USD
View
B
Retailer 12
-
$5,850 USD
View
B
Retailer 13
-
$6,312 USD
View
B
Retailer 14
-
$7,673 USD
View
B
Retailer 15
-
$7,850 USD
View
Most Expensive
B
Wholesale Diamonds Direct
564760092 · Nov 6
$8,078 USD
View
15 more retailers have this diamond
Prices start from $4,579 USDSave up to $3,499 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+
1.20ct Marquise
$4,579 USD