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Round|Natural|GIA

1.50ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 1568678642

Certificate GIA 1568678642

Diamond specifications and retailer prices

From $9,314 NZD
As of November 5, 2026
Save $8,865 NZD (49%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,180 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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1568678642. Listed at 10 retailers as of November 4, 2026, with prices from $9,314 to $18,180, a $8,865 spread on the same certified stone. MOH London lists it at $18,180. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1568678642
Dimensions7.27 × 7.30 × 4.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Indented Natural, Needle
Top View
7.27 mm7.30 mm1.50 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568678642
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.1%

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 5
Current: $18,180 NZD|Low: $9,314 NZD|High: $18,636 NZD|Avg: $12,307 NZD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$9,314 NZD
Retailer 7$9,864 NZD
Retailer 10$10,154 NZD
Retailer 3$11,671 NZD
Retailer 8$12,070 NZD
Retailer 6$12,659 NZD
Retailer 4$12,712 NZD
Retailer 9$12,968 NZD
Retailer 2$13,064 NZD
MOH London$18,180 NZD

15 data points across 10 retailers

10 retailers$9,314 NZD to $18,180 NZD

A
Cheapest Retailer
-
$9,314 NZD
A
Retailer 2
-
$9,864 NZD
View
Final sale: no returns
A
Retailer 3
-
$10,154 NZD
View
A
Retailer 4
-
$11,671 NZD
View
A
Retailer 5
-
$12,070 NZD
View
A
Retailer 6
-
$12,659 NZD
View
A
Retailer 7
-
$12,712 NZD
View
A
Retailer 8
-
$12,968 NZD
View
A
Retailer 9
-
$13,064 NZD
View
Most Expensive
B+
MOH London
7EC6BA7C9 · Nov 4
$18,180 NZD
£8,047 GBP
View
9 more retailers have this diamond
Prices start from $9,314 NZDSave up to $8,865 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
$9,314 NZD