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Marquise|Natural|GIA

1.20ct E SI1 Marquise Natural Diamond

EX • E/SI1 • GIA 1568555776

Certificate GIA 1568555776

Diamond specifications and retailer prices

From $8,871 NZD
As of November 5, 2026
Save $8,899 NZD (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $17,771 NZD at Wholesale Diamonds Direct · As of November 4, 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 E 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 1568555776. Listed at 14 retailers as of November 4, 2026, with prices from $8,871 to $17,771, a $8,899 spread on the same certified stone. Wholesale Diamonds Direct lists it at $17,771. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle36.86°
OriginNatural
Grading LabGIA
CertificateGIA 1568555776
Dimensions11.80 × 5.49 × 3.18 mm
L/W Ratio2.15
Culet sizeNone
Top View
11.80 mm5.49 mm1.20 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568555776
Side View
Table 60.0%Crown 37.2°Girdle: STK-THKPavilion 36.86°Culet: NoneDepth 58.0%

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: $13,897 NZD|Low: $8,859 NZD|High: $17,771 NZD|Avg: $12,278 NZD
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 8$8,871 NZD
Retailer 9$9,802 NZD
Retailer 12$10,070 NZD
Retailer 2$10,373 NZD
Retailer 10$10,433 NZD
Retailer 13$10,478 NZD
Retailer 5$10,609 NZD
Retailer 7$11,075 NZD
Retailer 4$12,356 NZD
Retailer 3$12,422 NZD
Retailer 6$12,431 NZD
Retailer 1$13,897 NZD
Retailer 11$16,892 NZD
Wholesale Diamonds Direct$17,771 NZD

23 data points across 14 retailers

14 retailers$8,871 NZD to $17,771 NZD

B+
Cheapest Retailer
-
$8,871 NZD
B+
Retailer 2
-
$9,802 NZD
View
B+
Retailer 3
-
$10,070 NZD
View
B+
Retailer 4
-
$10,373 NZD
View
B+
Retailer 5
-
$10,433 NZD
View
B+
Retailer 6
-
$10,478 NZD
View
B+
Retailer 7
-
$10,609 NZD
View
B+
Retailer 8
-
$11,075 NZD
View
B
Retailer 9
-
$12,356 NZD
View
B
Retailer 10
-
$12,422 NZD
View
B
Retailer 11
-
$12,431 NZD
View
B
Retailer 12
-
$13,897 NZD
View
B
Retailer 13
-
$16,892 NZD
View
Most Expensive
B
Wholesale Diamonds Direct
545945760 · Nov 4
$17,771 NZD
$9,990 USD
View
13 more retailers have this diamond
Prices start from $8,871 NZDSave up to $8,899 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
$8,871 NZD