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 $1,649 USD
As of October 30, 2026
Save $2,763 USD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,412 USD 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 $1,649 to $4,412, a $2,763 spread on the same certified stone. NZ Jewellers lists it at $4,412. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,412 USD|Low: $1,665 USD|High: $4,412 USD|Avg: $2,350 USD
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 1, 2026
Retailer 8$1,665 USD
Retailer 4$1,809 USD
Retailer 11$1,809 USD
Retailer 12$1,865 USD
Retailer 10$1,892 USD
Retailer 5$2,028 USD
Retailer 3$2,087 USD
Retailer 9$2,360 USD
Retailer 7$2,471 USD
Retailer 6$2,694 USD
Retailer 2$3,170 USD
NZ Jewellers$4,412 USD

45 data points across 12 retailers

13 retailers$1,649 USD to $4,412 USD

A
Cheapest Retailer
-
$1,649 USD
A
Retailer 2
-
$1,665 USD
View
A
Retailer 3
-
$1,809 USD
View
A
Retailer 4
-
$1,809 USD
View
A
Retailer 5
-
$1,865 USD
View
A
Retailer 6
-
$1,892 USD
View
A
Retailer 7
-
$2,028 USD
£1,597 GBP
View
A
Retailer 8
-
$2,087 USD
View
Retailer 9
-
$2,360 USD
A$3,632 AUD
View
Price last confirmed 26 days ago
B+
Retailer 10
-
$2,471 USD
€2,353 EUR
View
B+
Retailer 11
-
$2,694 USD
ZAR 43,527 ZAR
View
B+
Retailer 12
-
$3,170 USD
£2,496 GBP
View
Most Expensive
B
NZ Jewellers
a7e9c3d9-a65e-4b59-bc9d-720bb12a0712 · Oct 30
$4,412 USD
View
12 more retailers have this diamond
Prices start from $1,649 USDSave up to $2,763 USD

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
$1,649 USD