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Marquise|Natural|GIA

1.20ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 1569588431

Certificate GIA 1569588431

Diamond specifications and retailer prices

From $9,445 NZD
As of November 5, 2026
Save $7,730 NZD (45%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $17,175 NZD 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569588431. Listed at 14 retailers as of November 5, 2026, with prices from $9,445 to $17,175, a $7,730 spread on the same certified stone. Wholesale Diamonds Direct lists it at $17,175. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.61°
Pavilion angle39.48°
OriginNatural
Grading LabGIA
CertificateGIA 1569588431
Dimensions11.02 × 5.68 × 3.34 mm
L/W Ratio1.94
Culet sizeNone
Top View
11.02 mm5.68 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1569588431
Side View
Table 60.0%Crown 36.61°Girdle: MED-THKPavilion 39.48°Culet: NDepth 58.8%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: $10,221 NZD|Low: $9,445 NZD|High: $17,306 NZD|Avg: $11,769 NZD|-0.8%
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 13$9,445 NZD
Retailer 5$9,689 NZD
Retailer 2$9,783 NZD
Retailer 10$9,965 NZD
Retailer 4$10,075 NZD
Retailer 3$10,210 NZD
Retailer 1$10,221 NZD
Retailer 8$10,674 NZD
Retailer 12$11,944 NZD
Retailer 7$11,978 NZD
Retailer 11$11,996 NZD
Retailer 6$13,387 NZD
Retailer 9$16,273 NZD
Wholesale Diamonds Direct$17,175 NZD

24 data points across 14 retailers

14 retailers$9,445 NZD to $17,175 NZD

B+
Cheapest Retailer
-
$9,445 NZD
B+
Retailer 2
-
$9,689 NZD
View
B+
Retailer 3
-
$9,783 NZD
View
B+
Retailer 4
-
$9,965 NZD
View
B+
Retailer 5
-
$10,075 NZD
View
B+
Retailer 6
-
$10,210 NZD
View
B+
Retailer 7
-
$10,221 NZD
View
B+
Retailer 8
-
$10,674 NZD
View
B
Retailer 9
-
$11,944 NZD
View
B
Retailer 10
-
$11,978 NZD
View
B
Retailer 11
-
$11,996 NZD
View
B
Retailer 12
-
$13,387 NZD
View
B
Retailer 13
-
$16,273 NZD
View
Most Expensive
B
Wholesale Diamonds Direct
538592521 · Nov 6
$17,175 NZD
$9,521 USD
View
13 more retailers have this diamond
Prices start from $9,445 NZDSave up to $7,730 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.

B+
1.20ct Marquise
$9,445 NZD