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Marquise|Natural|GIA

1.00ct G SI1 Marquise Natural Diamond

EX • G/SI1 • GIA 2546186288

Certificate GIA 2546186288

Diamond specifications and retailer prices

From $4,815 NZD
As of October 30, 2026
Save $6,307 NZD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $11,121 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G 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 2546186288. Listed at 21 retailers as of October 30, 2026, with prices from $4,815 to $11,121, a $6,307 spread on the same certified stone. NZ Jewellers lists it at $11,121. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2546186288
Dimensions11.81 × 5.02 × 2.83 mm
L/W Ratio2.35
Top View
11.81 mm5.02 mm1.00 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546186288
Side View
Table 61.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 56.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,499 NZD|Low: $4,785 NZD|High: $10,803 NZD|Avg: $6,954 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 8$4,815 NZD
Retailer 5$5,396 NZD
Retailer 3$5,652 NZD
Retailer 1$6,499 NZD
Retailer 2$6,628 NZD
Retailer 7$6,671 NZD
Retailer 10$6,836 NZD
Retailer 4$7,469 NZD
Retailer 6$7,845 NZD
Retailer 9$10,732 NZD

39 data points across 10 retailers

21 retailers$4,815 NZD to $11,121 NZD

A
Cheapest Retailer
-
$4,815 NZD
B+
Retailer 2
-
$5,396 NZD
View
Final sale: no returns
Retailer 3
-
$5,446 NZD
View
Price last confirmed 13 days ago
B+
Retailer 4
-
$5,450 NZD
View
B+
Retailer 5
-
$5,652 NZD
View
B+
Retailer 6
-
$5,666 NZD
View
B+
Retailer 7
-
$5,979 NZD
View
B+
Retailer 8
-
$6,383 NZD
View
B+
Retailer 9
-
$6,383 NZD
View
B+
Retailer 10
-
$6,499 NZD
View
B+
Retailer 11
-
$6,628 NZD
View
B+
Retailer 12
-
$6,641 NZD
View
B+
Retailer 13
-
$6,671 NZD
View
Retailer 14
-
$6,836 NZD
View
Price last confirmed 27 days ago
B
Retailer 15
-
$6,957 NZD
View
B+
Retailer 16
-
$7,364 NZD
View
B
Retailer 17
-
$7,469 NZD
View
Retailer 18
-
$7,482 NZD
View
Price last confirmed 59 days ago
B
Retailer 19
-
$7,845 NZD
View
B
Retailer 20
-
$10,732 NZD
View
Most Expensive
B
NZ Jewellers
3dfaf108-81e9-4213-bfcc-42746fb8c38e · Oct 30
$11,121 NZD
$6,255 USD
View
20 more retailers have this diamond
Prices start from $4,815 NZDSave up to $6,307 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.

A
1.00ct Marquise
$4,815 NZD