CaratHunter
Plans
Marquise|Natural|GIA

1.71ct H SI1 Marquise Natural Diamond

EX • H/SI1 • GIA 2557313720

Certificate GIA 2557313720

Diamond specifications and retailer prices

From $22,293 NZD
$12,543 USD
As of November 1, 2026
Save $15,233 NZD (41%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $37,525 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.71ct natural marquise diamond

This 1.71ct natural marquise sits in the one-and-a-half to two 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 2557313720. Listed at 17 retailers as of November 1, 2026, with prices from $22,293 to $37,525, a $15,233 spread on the same certified stone. MOH London lists it at $37,525. 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

1.71
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.82°
Pavilion angle38.37°
OriginNatural
Grading LabGIA
CertificateGIA 2557313720
Dimensions11.66 × 6.16 × 3.86 mm
L/W Ratio1.89
Culet sizeNone
Top View
11.66 mm6.16 mm1.71 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557313720
Side View
Table 58.0%Crown 39.82°Girdle: MED-THKPavilion 38.37°Culet: NoneDepth 62.7%

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: $37,525 NZD|Low: $15,773 NZD|High: $37,927 NZD|Avg: $25,948 NZD|-1.1%
MOH London
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
November 2, 2026
Retailer 10$15,773 NZD
Retailer 12$20,120 NZD
Retailer 9$21,109 NZD
Retailer 15$21,907 NZD
Retailer 3$22,293 NZD
Retailer 20$23,025 NZD
Retailer 18$23,603 NZD
Retailer 22$24,228 NZD
Retailer 11$24,938 NZD
Retailer 6$25,652 NZD
Retailer 13$25,660 NZD
Retailer 19$25,814 NZD
Retailer 21$26,370 NZD
Retailer 4$26,428 NZD
Retailer 8$26,428 NZD
Retailer 14$26,604 NZD
Retailer 7$27,317 NZD
Retailer 5$28,165 NZD
Retailer 2$30,267 NZD
Retailer 17$33,542 NZD
Retailer 16$35,300 NZD
MOH London$37,525 NZD

22 data points across 22 retailers

17 retailers$22,293 NZD to $37,525 NZD

B+
Cheapest Retailer
-
$22,293 NZD
$12,543 USD
B
Retailer 2
-
$23,025 NZD
$12,955 USD
View
Final sale: no returns
B
Retailer 3
-
$23,603 NZD
$13,280 USD
View
B
Retailer 4
-
$24,228 NZD
$13,632 USD
View
B
Retailer 5
-
$25,652 NZD
$14,433 USD
View
B
Retailer 6
-
$25,660 NZD
£11,368 GBP
View
Retailer 7
-
$25,814 NZD
A$22,345 AUD
View
Price last confirmed 9 days ago
B
Retailer 8
-
$26,370 NZD
$14,837 USD
View
B
Retailer 9
-
$26,428 NZD
$14,870 USD
View
B
Retailer 10
-
$26,428 NZD
$14,870 USD
View
Retailer 11
-
$27,031 NZD
$15,209 USD
View
Price last confirmed 39 days ago
B
Retailer 12
-
$27,317 NZD
$15,370 USD
View
B
Retailer 13
-
$28,165 NZD
$15,847 USD
View
B
Retailer 14
-
$30,267 NZD
€16,219 EUR
View
B
Retailer 15
-
$33,542 NZD
£14,860 GBP
View
B
Retailer 16
-
$35,300 NZD
ZAR 320,865 ZAR
View
Most Expensive
B
MOH London
0C76255AB · Nov 2
$37,525 NZD
£16,625 GBP
View
16 more retailers have this diamond
Prices start from $22,293 NZDSave up to $15,233 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+
1.71ct Marquise
$22,293 NZD