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Marquise|Natural|GIA

1.00ct D SI2 Marquise Natural Diamond

EX • D/SI2 • GIA 1567501831

Certificate GIA 1567501831

Diamond specifications and retailer prices

From $4,406 NZD
HK$19,400 HKD
As of November 1, 2026
Save $5,757 NZD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,163 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 D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1567501831. Listed at 17 retailers as of October 30, 2026, with prices from $4,406 to $10,163, a $5,757 spread on the same certified stone. NZ Jewellers lists it at $10,163. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1567501831
Dimensions9.82 × 5.21 × 3.27 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Cavity, Indented Natural
Top View
9.82 mm5.21 mm1.00 ctD / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1567501831
Side View
Table 63.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.7%

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: Nov 1
Current: $10,163 NZD|Low: $4,361 NZD|High: $10,163 NZD|Avg: $6,407 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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 14$4,406 NZD
Retailer 12$4,598 NZD
Retailer 9$5,309 NZD
Retailer 8$5,332 NZD
Retailer 5$5,385 NZD
Retailer 2$5,767 NZD
Retailer 4$5,834 NZD
Retailer 16$5,834 NZD
Retailer 11$6,045 NZD
Retailer 17$6,057 NZD
Retailer 6$6,089 NZD
Retailer 7$6,115 NZD
Retailer 3$6,732 NZD
Retailer 10$6,828 NZD
Retailer 15$9,566 NZD
Retailer 13$9,755 NZD
NZ Jewellers$10,163 NZD

18 data points across 17 retailers

17 retailers$4,406 NZD to $10,163 NZD

A
Cheapest Retailer
-
$4,406 NZD
HK$19,400 HKD
A
Retailer 2
-
$4,598 NZD
₹246,805 INR
View
A
Retailer 3
-
$5,309 NZD
$2,992 USD
View
A
Retailer 4
-
$5,332 NZD
$3,005 USD
View
A
Retailer 5
-
$5,385 NZD
$3,035 USD
View
Final sale: no returns
A
Retailer 6
-
$5,767 NZD
£2,559 GBP
View
B+
Retailer 7
-
$5,834 NZD
$3,288 USD
View
B+
Retailer 8
-
$5,834 NZD
$3,288 USD
View
B+
Retailer 9
-
$6,045 NZD
£2,683 GBP
View
B+
Retailer 10
-
$6,057 NZD
$3,414 USD
View
B+
Retailer 11
-
$6,089 NZD
$3,432 USD
View
B+
Retailer 12
-
$6,115 NZD
SGD 4,657 SGD
View
B+
Retailer 13
-
$6,732 NZD
$3,794 USD
View
B+
Retailer 14
-
$6,828 NZD
€3,665 EUR
View
B
Retailer 15
-
$9,566 NZD
£4,245 GBP
View
B
Retailer 16
-
$9,755 NZD
£4,329 GBP
View
Most Expensive
B
NZ Jewellers
d58cc53d-a160-4ee3-83f4-d5817826fe7d · Oct 30
$10,163 NZD
$5,728 USD
View
16 more retailers have this diamond
Prices start from $4,406 NZDSave up to $5,757 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
$4,406 NZD