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Round|Natural|GIA

1.50ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 6542943196

Certificate GIA 6542943196

Diamond specifications and retailer prices

From $10,906 NZD
As of November 4, 2026
Save $9,508 NZD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $20,414 NZD at MOH London · As of November 2, 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 6542943196. Listed at 15 retailers as of November 2, 2026, with prices from $10,906 to $20,414, a $9,508 spread on the same certified stone. MOH London lists it at $20,414. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6542943196
Dimensions7.26 × 7.21 × 4.59 mm
L/W Ratio1.01
Top View
7.26 mm7.21 mm1.50 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542943196
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 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: $20,414 NZD|Low: $10,793 NZD|High: $25,319 NZD|Avg: $15,448 NZD|-4.1%
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
November 4, 2026
Retailer 14$10,906 NZD
Retailer 8$12,121 NZD
Retailer 10$12,676 NZD
Retailer 7$12,726 NZD
Retailer 13$12,888 NZD
Retailer 2$12,972 NZD
Retailer 9$13,521 NZD
Retailer 15$13,959 NZD
Retailer 5$14,283 NZD
Retailer 3$14,338 NZD
Retailer 11$15,640 NZD
Retailer 12$15,966 NZD
Retailer 4$17,796 NZD
MOH London$20,414 NZD
Retailer 6$24,910 NZD

26 data points across 15 retailers

15 retailers$10,906 NZD to $20,414 NZD

A
Cheapest Retailer
-
$10,906 NZD
Retailer 2
-
$12,121 NZD
View
Price last confirmed 3 days ago
A
Retailer 3
-
$12,676 NZD
View
Retailer 4
-
$12,726 NZD
View
Price last confirmed 26 days ago
A
Retailer 5
-
$12,888 NZD
View
A
Retailer 6
-
$12,972 NZD
View
A
Retailer 7
-
$13,521 NZD
View
Final sale: no returns
A
Retailer 8
-
$13,959 NZD
View
Retailer 9
-
$14,283 NZD
View
Price last confirmed 15 days ago
A
Retailer 10
-
$14,338 NZD
View
B+
Retailer 11
-
$15,640 NZD
View
B+
Retailer 12
-
$15,966 NZD
View
B+
Retailer 13
-
$17,796 NZD
View
Retailer 14
-
$19,753 NZD
View
Price last confirmed 29 days ago
Most Expensive
B+
MOH London
791F7A924 · Nov 2
$20,414 NZD
£9,036 GBP
View
14 more retailers have this diamond
Prices start from $10,906 NZDSave up to $9,508 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
$10,906 NZD