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Marquise|Natural|GIA

0.85ct D SI1 Marquise Natural Diamond

EX • D/SI1 • GIA 6315197958

Shape and cutting style on the report: Marquise brilliant

Certificate GIA 6315197958

Diamond specifications and retailer prices

From $2,926 NZD
$1,649 USD
As of November 1, 2026
Save $4,902 NZD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,828 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.85ct natural marquise diamond

This 0.85ct 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 6315197958. Listed at 13 retailers as of October 30, 2026, with prices from $2,926 to $7,828, a $4,902 spread on the same certified stone. NZ Jewellers lists it at $7,828. 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

0.85
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6315197958
Dimensions9.86 × 5.51 × 2.67 mm
L/W Ratio1.79
Top View
9.86 mm5.51 mm0.85 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 6315197958
Side View
Table 63.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 48.4%

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: $7,828 NZD|Low: $2,954 NZD|High: $7,828 NZD|Avg: $4,270 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$2,954 NZD
Retailer 10$3,210 NZD
Retailer 11$3,309 NZD
Retailer 9$3,357 NZD
Retailer 2$3,568 NZD
Retailer 3$3,703 NZD
Retailer 8$4,188 NZD
Retailer 6$4,384 NZD
Retailer 5$4,781 NZD
Retailer 4$5,624 NZD
NZ Jewellers$7,828 NZD

45 data points across 11 retailers

13 retailers$2,926 NZD to $7,828 NZD

A
Cheapest Retailer
-
$2,926 NZD
$1,649 USD
A
Retailer 2
-
$2,954 NZD
$1,665 USD
View
A
Retailer 3
-
$3,210 NZD
$1,809 USD
View
A
Retailer 4
-
$3,210 NZD
$1,809 USD
View
A
Retailer 5
-
$3,309 NZD
$1,865 USD
View
A
Retailer 6
-
$3,357 NZD
$1,892 USD
View
A
Retailer 7
-
$3,568 NZD
£1,584 GBP
View
A
Retailer 8
-
$3,703 NZD
$2,087 USD
View
Retailer 9
-
$4,188 NZD
A$3,632 AUD
View
Price last confirmed 27 days ago
B+
Retailer 10
-
$4,384 NZD
€2,353 EUR
View
B+
Retailer 11
-
$4,781 NZD
ZAR 43,527 ZAR
View
B+
Retailer 12
-
$5,624 NZD
£2,496 GBP
View
Most Expensive
B
NZ Jewellers
a7e9c3d9-a65e-4b59-bc9d-720bb12a0712 · Oct 30
$7,828 NZD
$4,412 USD
View
12 more retailers have this diamond
Prices start from $2,926 NZDSave up to $4,902 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
0.85ct Marquise
$2,926 NZD