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Marquise|Natural|GIA

0.85ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 1559900837

Certificate GIA 1559900837

Diamond specifications and retailer prices

From $2,462 NZD
$1,385 USD
As of November 2, 2026
Save $5,092 NZD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,554 NZD at Diamond Wish · As of November 2, 2026
View at Diamond Wish

About this 0.85ct natural marquise diamond

This 0.85ct natural marquise sits in the just-under-one-carat band, graded H 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 1559900837. Listed at 7 retailers as of November 2, 2026, with prices from $2,462 to $7,554, a $5,092 spread on the same certified stone. Diamond Wish lists it at $7,554. 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
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1559900837
Dimensions9.24 × 4.99 × 3.15 mm
L/W Ratio1.85
Culet sizeNone
Top View
9.24 mm4.99 mm0.85 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1559900837
Side View
Table 61.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.1%

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 2
Current: $7,083 NZD|Low: $1,275 NZD|High: $7,083 NZD|Avg: $2,532 NZD
Diamond Wish
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 17, 2026
Retailer 4$1,275 NZD
Retailer 2$1,556 NZD
Retailer 3$1,587 NZD
Retailer 10$1,772 NZD
Retailer 7$1,825 NZD
Retailer 8$1,891 NZD
Retailer 11$2,191 NZD
Retailer 5$2,462 NZD
Retailer 13$2,611 NZD
Retailer 9$2,611 NZD
Retailer 6$2,648 NZD
Retailer 12$2,905 NZD
Diamond Wish$7,083 NZD

16 data points across 13 retailers

7 retailers$2,462 NZD to $7,554 NZD

Retailer 1
-
$1,556 NZD
SGD 1,183 SGD
Price last confirmed 11 days ago
Retailer 2
-
$1,772 NZD
$997 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$1,825 NZD
$1,027 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$1,891 NZD
SGD 1,438 SGD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$2,462 NZD
$1,385 USD
View
Retailer 6
-
$2,905 NZD
$1,634 USD
View
Price last confirmed 18 days ago
Most Expensive
B
Diamond Wish
MQ30085 · Nov 2
$7,554 NZD
$4,250 USD
View
6 more retailers have this diamond
Prices start from $2,462 NZDSave up to $5,092 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
$2,462 NZD