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Oval|Lab Grown

1.55ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • ED010480E0

Diamond specifications and retailer prices

From $492 AUD
$345 USD
As of October 31, 2026
Save $1,200 AUD (71%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,692 AUD at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 very-good cut grade. Listed at 3 retailers as of October 31, 2026, with prices from $492 to $1,692, a $1,200 spread on the same certified stone. NZ Jewellers lists it at $1,692. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.55
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading Lab
CertificateED010480E0
Dimensions9.58 × 6.58 × 4.00 mm
L/W Ratio1.46
Top View
9.58 mm6.58 mm1.55 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateED010480E0
Side View
Table 60.2%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $1,692 AUD|Low: $425 AUD|High: $1,692 AUD|Avg: $842 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 24, 2026
Retailer 5$425 AUD
Retailer 2$492 AUD
Retailer 3$527 AUD
Retailer 4$899 AUD
NZ Jewellers$1,692 AUD

2 data points across 5 retailers

3 retailers$492 AUD to $1,692 AUD

B+
Cheapest Retailer
-
$492 AUD
$345 USD
B+
Retailer 2
-
$899 AUD
$630 USD
View
Most Expensive
C
NZ Jewellers
343d2958-2f61-4ae9-8f47-d4ceea9d9244 · Oct 31
$1,692 AUD
$1,186 USD
View
2 more retailers have this diamond
Prices start from $492 AUDSave up to $1,200 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.

B+
1.55ct Oval
$492 AUD