Oval|Natural|GIA

1.50ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 5546387555

Certificate GIA 5546387555

Diamond specifications and retailer prices

From $6,660 USD
As of November 5, 2026
Save $1,854 USD (22%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,514 USD 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 $6,660 to $8,514, a $1,854 spread on the same certified stone. GemTrove lists it at $8,514. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $6,726 USD|Low: $6,308 USD|High: $8,523 USD|Avg: $7,284 USD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$6,660 USD
Retailer 1$6,726 USD
Retailer 4$6,879 USD
Retailer 2$7,014 USD
Retailer 5$7,160 USD
Retailer 7$7,309 USD
Retailer 6$8,069 USD

46 data points across 7 retailers

8 retailers$6,660 USD to $8,514 USD

A
Cheapest Retailer
-
$6,660 USD
A
Retailer 2
-
$6,726 USD
View
A
Retailer 3
-
$6,879 USD
View
A
Retailer 4
-
$7,014 USD
View
A
Retailer 5
-
$7,160 USD
View
Final sale: no returns
A
Retailer 6
-
$7,309 USD
View
B+
Retailer 7
-
$8,069 USD
View
Most Expensive
B+
GemTrove
GT-N-01286299-98 · Nov 6
$8,514 USD
A$13,098 AUD
View
7 more retailers have this diamond
Prices start from $6,660 USDSave up to $1,854 USD

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
$6,660 USD