Oval|Lab Grown|SGL

1.26ct D SI1 Oval Lab Grown Diamond

GD • D/SI1

Diamond specifications and retailer prices

From $226 AUD
As of November 5, 2026
Save $677 AUD (75%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $902 AUD at NZ Jewellers · As of October 18, 2026
View at NZ Jewellers

About this 1.26ct lab-grown oval diamond

This 1.26ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by SGL. Listed at 18 retailers as of November 5, 2026, with a 300% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.26
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginLab Grown
Grading LabSGL
Dimensions8.66 × 5.99 × 3.82 mm
L/W Ratio1.45
Top View
8.66 mm5.99 mm1.26 ctD / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateSGL
Side View
Table 59.4%CrownGirdle: MediumPavilionCuletDepth 3.8%

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: Nov 5
Current: $902 AUD|Low: $141 AUD|High: $902 AUD|Avg: $334 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$141 AUD
Retailer 2$226 AUD
Retailer 3$262 AUD
Retailer 4$281 AUD
Retailer 5$281 AUD
NZ Jewellers$902 AUD

13 data points across 6 retailers

18 retailers$226 AUD to $902 AUD

Retailer 1
-
$217 AUD
Price last confirmed 30 days ago
Retailer 2
-
$226 AUD
View
Price last confirmed 39 days ago
B+
Retailer 3
-
$226 AUD
View
Retailer 4
-
$226 AUD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
$262 AUD
View
Retailer 6
-
$262 AUD
View
Price last confirmed 24 days ago
Retailer 7
-
$281 AUD
View
Price last confirmed 29 days ago
B+
Retailer 8
-
$281 AUD
View
Retailer 9
-
$281 AUD
View
Price last confirmed 21 days ago
Retailer 10
-
$281 AUD
View
Price last confirmed 21 days ago
Retailer 11
-
$281 AUD
View
Price last confirmed 30 days ago
B+
Retailer 12
-
$281 AUD
View
Retailer 13
-
$281 AUD
View
Price last confirmed 25 days ago
Retailer 14
-
$902 AUD
View
Price last confirmed 25 days ago
Retailer 15
-
$902 AUD
View
Price last confirmed 37 days ago
C
Retailer 16
-
$902 AUD
View
Retailer 17
-
$902 AUD
View
Price last confirmed 30 days ago
Most Expensive
NZ Jewellers
e84281b2-a2b0-40a6-a316-5eafe93c7ce5 · Oct 18
$902 AUD
$620 USD
View
Price last confirmed 19 days ago
17 more retailers have this diamond
Prices start from $226 AUDSave up to $677 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+
1.26ct Oval
$226 AUD