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Marquise|Natural|GIA

1.20ct H SI2 Marquise Natural Diamond

EX • H/SI2 • GIA 2557044141

Certificate GIA 2557044141

Diamond specifications and retailer prices

From $7,131 NZD
As of November 6, 2026
Save $8,657 NZD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $15,788 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557044141. Listed at 19 retailers as of November 5, 2026, with prices from $7,131 to $15,788, a $8,657 spread on the same certified stone. NZ Jewellers lists it at $15,788. 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
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557044141
Dimensions11.32 × 5.66 × 3.24 mm
L/W Ratio2.00
Top View
11.32 mm5.66 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557044141
Side View
Table 56.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 57.2%

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 6
Current: $15,788 NZD|Low: $6,941 NZD|High: $15,788 NZD|Avg: $9,533 NZD|+1.6%
NZ Jewellers
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 7, 2026
Retailer 11$7,131 NZD
Retailer 16$7,228 NZD
Retailer 17$7,560 NZD
Retailer 18$7,576 NZD
Retailer 19$7,827 NZD
Retailer 3$8,210 NZD
Retailer 9$8,269 NZD
Retailer 10$8,421 NZD
Retailer 4$8,756 NZD
Retailer 13$8,911 NZD
Retailer 2$9,009 NZD
Retailer 6$9,030 NZD
Retailer 5$9,308 NZD
Retailer 7$9,308 NZD
Retailer 15$9,472 NZD
Retailer 14$9,615 NZD
Retailer 12$13,242 NZD
Retailer 8$14,765 NZD
NZ Jewellers$15,788 NZD

38 data points across 19 retailers

19 retailers$7,131 NZD to $15,788 NZD

B+
Cheapest Retailer
-
$7,131 NZD
B+
Retailer 2
-
$7,228 NZD
View
B
Retailer 3
-
$7,560 NZD
View
B+
Retailer 4
-
$7,576 NZD
View
Final sale: no returns
B+
Retailer 5
-
$7,827 NZD
View
B+
Retailer 6
-
$8,210 NZD
View
B+
Retailer 7
-
$8,269 NZD
View
B
Retailer 8
-
$8,421 NZD
View
B
Retailer 9
-
$8,756 NZD
View
B
Retailer 10
-
$8,911 NZD
View
B
Retailer 11
-
$9,009 NZD
View
B
Retailer 12
-
$9,030 NZD
View
B
Retailer 13
-
$9,308 NZD
View
B
Retailer 14
-
$9,308 NZD
View
B
Retailer 15
-
$9,472 NZD
View
B
Retailer 16
-
$9,615 NZD
View
B
Retailer 17
-
$13,242 NZD
View
B
Retailer 18
-
$14,765 NZD
View
Most Expensive
B
NZ Jewellers
0cccd910-d686-441f-9049-95fddd47fc57 · Nov 5
$15,788 NZD
$8,752 USD
View
18 more retailers have this diamond
Prices start from $7,131 NZDSave up to $8,657 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
$7,131 NZD