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Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 5546387555

Certificate GIA 5546387555

Diamond specifications and retailer prices

From $12,014 NZD
As of November 5, 2026
Save $3,344 NZD (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $15,358 NZD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural oval diamond

This 1.5ct natural oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546387555. Listed at 8 retailers as of November 5, 2026, with prices from $12,014 to $15,358, a $3,344 spread on the same certified stone. GemTrove lists it at $15,358. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5546387555
Dimensions8.76 × 6.50 × 4.11 mm
L/W Ratio1.35
Top View
8.76 mm6.50 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546387555
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,133 NZD|Low: $11,379 NZD|High: $15,375 NZD|Avg: $13,139 NZD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$12,014 NZD
Retailer 1$12,133 NZD
Retailer 4$12,409 NZD
Retailer 2$12,653 NZD
Retailer 5$12,916 NZD
Retailer 7$13,185 NZD
Retailer 6$14,556 NZD

46 data points across 7 retailers

8 retailers$12,014 NZD to $15,358 NZD

A
Cheapest Retailer
-
$12,014 NZD
A
Retailer 2
-
$12,133 NZD
View
A
Retailer 3
-
$12,409 NZD
View
A
Retailer 4
-
$12,653 NZD
View
A
Retailer 5
-
$12,916 NZD
View
Final sale: no returns
A
Retailer 6
-
$13,185 NZD
View
B+
Retailer 7
-
$14,556 NZD
View
Most Expensive
B+
GemTrove
GT-N-01286299-98 · Nov 6
$15,358 NZD
A$13,098 AUD
View
7 more retailers have this diamond
Prices start from $12,014 NZDSave up to $3,344 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 Oval
$12,014 NZD