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Marquise|Natural|EGL

1.51ct H SI1 Marquise Natural Diamond

ID • H/SI1 • EGL 926817011d

Certificate EGL 926817011d

Diamond specifications and retailer prices

From $11,146 NZD
As of November 3, 2026
Save $9,431 NZD (46%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $20,577 NZD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct 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 and certified by EGL 926817011d. Listed at 7 retailers as of November 3, 2026, with prices from $11,146 to $20,577, a $9,431 spread on the same certified stone. NZ Jewellers lists it at $20,577. 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

1.51
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabEGL
CertificateEGL 926817011d
Dimensions6.17 × 11.82 × 3.53 mm
L/W Ratio1.92
Top View
6.17 mm11.82 mm1.51 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateEGL 926817011d
Side View
Table 57.0%CrownGirdlePavilionCulet: NoneDepth 57.2%

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 3
Current: $20,577 NZD|Low: $9,719 NZD|High: $20,577 NZD|Avg: $13,847 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 4, 2026
Retailer 7$9,719 NZD
Retailer 3$11,146 NZD
Retailer 4$11,146 NZD
Retailer 5$11,146 NZD
Retailer 6$12,862 NZD
Retailer 2$18,077 NZD
NZ Jewellers$20,577 NZD

13 data points across 7 retailers

7 retailers$11,146 NZD to $20,577 NZD

Retailer 1
-
$9,719 NZD
Price last confirmed 12 days ago
B+
Retailer 2
-
$11,146 NZD
View
B+
Retailer 3
-
$11,146 NZD
View
Retailer 4
-
$11,146 NZD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$12,862 NZD
View
B
Retailer 6
-
$18,077 NZD
View
Most Expensive
B
NZ Jewellers
f0e2b60d-a4d3-488d-a543-3af198c0afb6 · Nov 3
$20,577 NZD
$11,407 USD
View
6 more retailers have this diamond
Prices start from $11,146 NZDSave up to $9,431 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+
1.51ct Marquise
$11,146 NZD