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Oval|Lab Grown|IGI

3.05ct D SI1 Oval Lab Grown Diamond

D/SI1

Diamond specifications and retailer prices

From $1,262 NZD
£560 GBP
As of October 30, 2026
Save $384 NZD (23%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,646 NZD at MoiMoi Australia · As of October 28, 2026
View at MoiMoi Australia

About this 3.05ct lab-grown oval diamond

This 3.05ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included) and certified by IGI. Listed at 2 retailers as of October 28, 2026, with prices from $1,262 to $1,646, a $384 spread on the same certified stone. MoiMoi Australia lists it at $1,646. 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

3.05
Carat
D
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions11.50 × 8.17 × 5.20 mm
L/W Ratio1.41
Top View
11.50 mm8.17 mm3.05 ctD / SI1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 63.6%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,646 NZD|Low: $530 NZD|High: $1,649 NZD|Avg: $964 NZD|-0.2%
MoiMoi Australia
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$530 NZD
Retailer 2$1,262 NZD
MoiMoi Australia$1,646 NZD

37 data points across 3 retailers

2 retailers$1,262 NZD to $1,646 NZD

B+
Cheapest Retailer
-
$1,262 NZD
£560 GBP
Most Expensive
B+
MoiMoi Australia
243895027 · Oct 28
$1,646 NZD
A$1,427 AUD
View
1 more retailer has this diamond
Prices start from $1,262 NZDSave up to $384 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.

B+
3.05ct Oval
$1,262 NZD