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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6565221251

Certificate GIA 6565221251

Diamond specifications and retailer prices

From $10,246 NZD
As of November 4, 2026
Save $9,099 NZD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $19,346 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6565221251. Listed at 7 retailers as of November 4, 2026, with prices from $10,246 to $19,346, a $9,099 spread on the same certified stone. MOH London lists it at $19,346. 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

1.50
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6565221251
Dimensions7.20 × 7.24 × 4.54 mm
L/W Ratio1.01
Key to symbols
Crystal, Indented Natural, Natural
Top View
7.20 mm7.24 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6565221251
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.9%

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 4
Current: $19,346 NZD|Low: $10,246 NZD|High: $20,780 NZD|Avg: $13,849 NZD|-6.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$10,246 NZD
Retailer 4$11,559 NZD
Retailer 6$11,988 NZD
Retailer 7$12,235 NZD
Retailer 2$14,237 NZD
Retailer 3$15,117 NZD
MOH London$19,346 NZD

29 data points across 7 retailers

7 retailers$10,246 NZD to $19,346 NZD

A
Cheapest Retailer
-
$10,246 NZD
A
Retailer 2
-
$11,559 NZD
View
A
Retailer 3
-
$11,988 NZD
View
Retailer 4
-
$12,235 NZD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$14,237 NZD
View
B+
Retailer 6
-
$15,117 NZD
View
Most Expensive
B+
MOH London
EF2ED43B4 · Nov 4
$19,346 NZD
£8,563 GBP
View
6 more retailers have this diamond
Prices start from $10,246 NZDSave up to $9,099 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
1.50ct Round
$10,246 NZD