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Oval|Natural|GIA

1.50ct G SI1 Oval Natural Diamond

EX • G/SI1 • GIA 1547190891

Certificate GIA 1547190891

Diamond specifications and retailer prices

From $8,028 AUD
As of November 6, 2026
Save $2,130 AUD (21%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $10,158 AUD 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1547190891. Listed at 5 retailers as of November 6, 2026, with prices from $8,028 to $10,158, a $2,130 spread on the same certified stone. GemTrove lists it at $10,158. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1547190891
Dimensions8.80 × 6.52 × 4.14 mm
L/W Ratio1.35
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Cloud, Crystal, Needle, Indented Natural
Top View
8.80 mm6.52 mm1.50 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1547190891
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 63.5%

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: $10,158 AUD|Low: $7,440 AUD|High: $10,158 AUD|Avg: $8,749 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 2$8,028 AUD
Retailer 4$8,207 AUD
Retailer 7$8,296 AUD
Retailer 5$8,475 AUD
Retailer 3$8,587 AUD
Retailer 6$8,644 AUD
GemTrove$10,158 AUD

46 data points across 7 retailers

5 retailers$8,028 AUD to $10,158 AUD

A
Cheapest Retailer
-
$8,028 AUD
Retailer 2
-
$8,207 AUD
View
Price last confirmed 17 days ago
Retailer 3
-
$8,296 AUD
View
Price last confirmed 23 days ago
Retailer 4
-
$8,587 AUD
View
Price last confirmed 15 days ago
Most Expensive
B+
GemTrove
GT-N-01286280-98 · Nov 6
$10,158 AUD
View
4 more retailers have this diamond
Prices start from $8,028 AUDSave up to $2,130 AUD

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
$8,028 AUD