Marquise|Natural|GIA

1.20ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 6562041085

Certificate GIA 6562041085

Diamond specifications and retailer prices

From $4,299 USD
As of November 4, 2026
Save $3,378 USD (44%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,677 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 6562041085. Listed at 14 retailers as of November 4, 2026, with prices from $4,299 to $7,677, a $3,378 spread on the same certified stone. Wholesale Diamonds Direct lists it at $7,677. 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
FluorescenceFaint
Crown angle39.4°
Pavilion angle38.1°
OriginNatural
Grading LabGIA
CertificateGIA 6562041085
Dimensions10.40 × 5.46 × 3.37 mm
L/W Ratio1.90
Culet sizeNone
Top View
10.40 mm5.46 mm1.20 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562041085
Side View
Table 57.0%Crown 39.4°Girdle: MED-VTKPavilion 38.1°Culet: NDepth 61.8%

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 4
Current: $4,573 USD|Low: $4,299 USD|High: $8,145 USD|Avg: $5,633 USD|-5.9%
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
Wholesale Diamonds Direct
November 6, 2026
Retailer 5$4,299 USD
Retailer 12$4,347 USD
Retailer 10$4,470 USD
Retailer 9$4,513 USD
Retailer 1$4,573 USD
Retailer 4$4,713 USD
Retailer 8$4,853 USD
Retailer 13$5,424 USD
Retailer 2$5,431 USD
Retailer 7$5,549 USD
Retailer 6$5,989 USD
Retailer 11$7,281 USD
Retailer 3$7,450 USD
Wholesale Diamonds Direct$7,677 USD

28 data points across 14 retailers

14 retailers$4,299 USD to $7,677 USD

B+
Cheapest Retailer
-
$4,299 USD
B+
Retailer 2
-
$4,347 USD
View
B+
Retailer 3
-
$4,470 USD
View
B+
Retailer 4
-
$4,513 USD
View
B+
Retailer 5
-
$4,573 USD
View
B+
Retailer 6
-
$4,713 USD
View
B+
Retailer 7
-
$4,853 USD
View
B
Retailer 8
-
$5,424 USD
View
B
Retailer 9
-
$5,431 USD
View
B
Retailer 10
-
$5,549 USD
View
B
Retailer 11
-
$5,989 USD
View
B
Retailer 12
-
$7,281 USD
View
B
Retailer 13
-
$7,450 USD
View
Most Expensive
B
Wholesale Diamonds Direct
302936987 · Nov 6
$7,677 USD
View
13 more retailers have this diamond
Prices start from $4,299 USDSave up to $3,378 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
$4,299 USD