Oval|Lab Grown|UNKNOWN

1.50ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • UNKNOWN 78361108

Certificate UNKNOWN 78361108

Diamond specifications and retailer prices

From $411 AUD
$289 USD
As of November 1, 2026
Save $1,227 AUD (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,639 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by UNKNOWN 78361108. Listed at 4 retailers as of October 31, 2026, with prices from $411 to $1,639, a $1,227 spread on the same certified stone. NZ Jewellers lists it at $1,639. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabUNKNOWN
CertificateUNKNOWN 78361108
Dimensions9.10 × 6.19 × 4.07 mm
L/W Ratio1.47
Top View
9.10 mm6.19 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateUNKNOWN 78361108
Side View
Table 64.7%CrownGirdlePavilionCuletDepth 65.8%

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 1
Current: $1,639 AUD|Low: $394 AUD|High: $1,639 AUD|Avg: $696 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 10, 2026
Retailer 2$411 AUD
Retailer 4$477 AUD
Retailer 3$510 AUD
Retailer 5$753 AUD
NZ Jewellers$1,639 AUD

7 data points across 5 retailers

4 retailers$411 AUD to $1,639 AUD

A
Cheapest Retailer
-
$411 AUD
$289 USD
B+
Retailer 2
-
$477 AUD
$335 USD
View
B+
Retailer 3
-
$510 AUD
$358 USD
View
Most Expensive
B
NZ Jewellers
1a00c59b-193a-4935-ae6a-10b0316aaf7b · Oct 31
$1,639 AUD
$1,151 USD
View
3 more retailers have this diamond
Prices start from $411 AUDSave up to $1,227 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
$411 AUD