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Marquise|Natural|GIA

0.80ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 2225918985

Certificate GIA 2225918985

Diamond specifications and retailer prices

From $4,264 NZD
$2,403 USD
As of November 1, 2026
Save $5,901 NZD (58%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $10,165 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.8ct natural marquise diamond

This 0.8ct natural marquise sits in the just-under-one-carat band, graded D 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 2225918985. Listed at 14 retailers as of October 30, 2026, with prices from $4,264 to $10,165, a $5,901 spread on the same certified stone. NZ Jewellers lists it at $10,165. 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

0.80
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.71°
Pavilion angle38.14°
OriginNatural
Grading LabGIA
CertificateGIA 2225918985
Dimensions8.97 × 4.88 × 3.02 mm
L/W Ratio1.84
Top View
8.97 mm4.88 mm0.80 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2225918985
Side View
Table 56.0%Crown 38.71°Girdle: ThickPavilion 38.14°Culet: NoneDepth 61.9%

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 1
Current: $10,165 NZD|Low: $4,013 NZD|High: $10,165 NZD|Avg: $5,526 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
November 2, 2026
Retailer 14$4,264 NZD
Retailer 5$4,354 NZD
Retailer 11$4,400 NZD
Retailer 6$4,423 NZD
Retailer 16$4,483 NZD
Retailer 12$4,485 NZD
Retailer 3$4,862 NZD
Retailer 4$4,862 NZD
Retailer 7$5,380 NZD
Retailer 13$5,448 NZD
Retailer 15$5,610 NZD
Retailer 2$5,690 NZD
Retailer 8$5,839 NZD
Retailer 10$7,242 NZD
Retailer 9$8,518 NZD
NZ Jewellers$10,165 NZD

33 data points across 16 retailers

14 retailers$4,264 NZD to $10,165 NZD

B+
Cheapest Retailer
-
$4,264 NZD
$2,403 USD
B+
Retailer 2
-
$4,354 NZD
$2,454 USD
View
B+
Retailer 3
-
$4,400 NZD
$2,480 USD
View
B+
Retailer 4
-
$4,483 NZD
$2,526 USD
View
B+
Retailer 5
-
$4,485 NZD
$2,528 USD
View
Final sale: no returns
B+
Retailer 6
-
$4,862 NZD
$2,740 USD
View
B+
Retailer 7
-
$4,862 NZD
$2,740 USD
View
B+
Retailer 8
-
$5,050 NZD
$2,846 USD
View
Retailer 9
-
$5,448 NZD
A$4,723 AUD
View
Price last confirmed 25 days ago
B
Retailer 10
-
$5,610 NZD
$3,162 USD
View
B+
Retailer 11
-
$5,690 NZD
€3,054 EUR
View
B
Retailer 12
-
$7,242 NZD
ZAR 65,937 ZAR
View
B
Retailer 13
-
$8,518 NZD
£3,780 GBP
View
Most Expensive
B
NZ Jewellers
329b9ea3-d884-461c-95b4-f24b468a0078 · Oct 30
$10,165 NZD
$5,729 USD
View
13 more retailers have this diamond
Prices start from $4,264 NZDSave up to $5,901 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+
0.80ct Marquise
$4,264 NZD