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Marquise|Natural|GIA

1.00ct E SI1 Marquise Natural Diamond

ID • E/SI1 • GIA 7546429184

Certificate GIA 7546429184

Diamond specifications and retailer prices

From $7,212 NZD
As of November 5, 2026
Save $8,535 NZD (54%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $15,747 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct 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 7546429184. Listed at 18 retailers as of November 5, 2026, with prices from $7,212 to $15,747, a $8,535 spread on the same certified stone. NZ Jewellers lists it at $15,747. 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

1.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546429184
Dimensions11.14 × 4.87 × 3.20 mm
L/W Ratio2.29
Key to symbols
Feather, Natural
Top View
11.14 mm4.87 mm1.00 ctE / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7546429184
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NDepth 65.8%

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: $15,747 NZD|Low: $7,966 NZD|High: $15,747 NZD|Avg: $10,635 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 3$8,690 NZD
Retailer 2$9,133 NZD
Retailer 5$9,305 NZD
Retailer 8$9,416 NZD
Retailer 9$9,416 NZD
Retailer 12$9,416 NZD
Retailer 4$9,490 NZD
Retailer 11$10,650 NZD
Retailer 10$10,864 NZD
Retailer 6$11,486 NZD
Retailer 7$14,955 NZD
NZ Jewellers$15,747 NZD

32 data points across 12 retailers

18 retailers$7,212 NZD to $15,747 NZD

B+
Cheapest Retailer
-
$7,212 NZD
B
Retailer 2
-
$7,966 NZD
View
B+
Retailer 3
-
$8,211 NZD
View
B+
Retailer 4
-
$8,283 NZD
View
B
Retailer 5
-
$8,690 NZD
View
Final sale: no returns
B
Retailer 6
-
$8,832 NZD
View
B+
Retailer 7
-
$9,133 NZD
View
B+
Retailer 8
-
$9,305 NZD
View
Retailer 9
-
$9,416 NZD
View
Price last confirmed 8 days ago
B
Retailer 10
-
$9,416 NZD
View
B
Retailer 11
-
$9,416 NZD
View
Retailer 12
-
$9,490 NZD
View
Price last confirmed 28 days ago
B
Retailer 13
-
$9,670 NZD
View
B
Retailer 14
-
$10,650 NZD
View
B
Retailer 15
-
$10,864 NZD
View
B
Retailer 16
-
$11,486 NZD
View
B
Retailer 17
-
$14,955 NZD
View
Most Expensive
B
NZ Jewellers
1ebd57d6-a82f-4519-ba80-93abf7bda72b · Nov 5
$15,747 NZD
$8,852 USD
View
17 more retailers have this diamond
Prices start from $7,212 NZDSave up to $8,535 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+
1.00ct Marquise
$7,212 NZD