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Round|Lab Grown|GIA

1.12ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • GIA 3495075748

Certificate GIA 3495075748

Diamond specifications and retailer prices

From $776 AUD
As of November 5, 2026
Save $853 AUD (52%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,628 AUD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.12ct lab-grown round diamond

This 1.12ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 3495075748. Listed at 5 retailers as of November 5, 2026, with prices from $776 to $1,628, a $853 spread on the same certified stone. Brilliant Earth lists it at $1,628. 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

1.12
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.4°
OriginLab Grown
Grading LabGIA
CertificateGIA 3495075748
Dimensions6.65 × 6.67 × 4.12 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.65 mm6.67 mm1.12 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3495075748
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 61.8%

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: $1,628 AUD|Low: $776 AUD|High: $2,880 AUD|Avg: $1,535 AUD|+8.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 3$776 AUD
Retailer 4$1,133 AUD
Retailer 5$1,149 AUD
Retailer 2$1,381 AUD
Brilliant Earth$1,628 AUD
Retailer 6$2,880 AUD

8 data points across 6 retailers

5 retailers$776 AUD to $1,628 AUD

B+
Cheapest Retailer
-
$776 AUD
B
Retailer 2
-
$1,133 AUD
View
B
Retailer 3
-
$1,149 AUD
View
B
Retailer 4
-
$1,381 AUD
View
Most Expensive
B
Brilliant Earth
10065828A · Nov 5
$1,628 AUD
$1,140 USD
View
4 more retailers have this diamond
Prices start from $776 AUDSave up to $853 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+
1.12ct Round
$776 AUD