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Round|Natural|GIA

1.50ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5556485439

Certificate GIA 5556485439

Diamond specifications and retailer prices

From $8,498 NZD
As of November 6, 2026
Save $3,913 NZD (32%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,411 NZD at Jared · As of November 6, 2026
View at Jared

About this 1.5ct natural round diamond

This 1.5ct natural round 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 GIA 5556485439. Listed at 11 retailers as of November 6, 2026, with prices from $8,498 to $12,411, a $3,913 spread on the same certified stone. Jared lists it at $12,411. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5556485439
Dimensions7.24 × 7.30 × 4.56 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather, Indented Natural
Top View
7.24 mm7.30 mm1.50 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5556485439
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

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 6
Current: $12,411 NZD|Low: $8,498 NZD|High: $12,411 NZD|Avg: $9,814 NZD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$8,498 NZD
Retailer 9$9,290 NZD
Retailer 4$9,858 NZD
Retailer 8$10,098 NZD
Retailer 6$10,538 NZD
Retailer 3$10,852 NZD
Retailer 5$12,014 NZD
Retailer 7$12,014 NZD
Jared$12,411 NZD

46 data points across 9 retailers

11 retailers$8,498 NZD to $12,411 NZD

A
Cheapest Retailer
-
$8,498 NZD
Retailer 2
-
$9,290 NZD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$9,858 NZD
View
Final sale: no returns
B+
Retailer 4
-
$10,098 NZD
View
B+
Retailer 5
-
$10,538 NZD
View
B+
Retailer 6
-
$10,703 NZD
View
B+
Retailer 7
-
$10,807 NZD
View
B+
Retailer 8
-
$10,852 NZD
View
B+
Retailer 9
-
$12,014 NZD
View
B+
Retailer 10
-
$12,014 NZD
View
Most Expensive
B
Jared
160293280 · Nov 6
$12,411 NZD
$6,880 USD
View
10 more retailers have this diamond
Prices start from $8,498 NZDSave up to $3,913 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
$8,498 NZD