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Round|Natural|GIA

1.19ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6492323488

Certificate GIA 6492323488

Diamond specifications and retailer prices

From $5,417 AUD
$3,805 USD
As of October 25, 2026
Save $6,815 AUD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $12,232 AUD at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.19ct natural round diamond

This 1.19ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6492323488. Listed at 7 retailers as of October 25, 2026, with prices from $5,417 to $12,232, a $6,815 spread on the same certified stone. Diamond Quarter lists it at $12,232. 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

1.19
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6492323488
Dimensions6.81 × 6.77 × 4.23 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.81 mm6.77 mm1.19 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6492323488
Side View
Table 55.0%Crown 35.5°Girdle: ThickPavilion 40.8°Culet: NoneDepth 62.3%

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: Oct 25
Current: $6,114 AUD|Low: $5,417 AUD|High: $10,179 AUD|Avg: $6,689 AUD|+2.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$5,417 AUD
Retailer 7$5,716 AUD
Retailer 1$6,114 AUD
Retailer 6$6,371 AUD
Retailer 5$6,449 AUD
Retailer 2$6,807 AUD
Retailer 3$10,072 AUD

40 data points across 7 retailers

7 retailers$5,417 AUD to $12,232 AUD

A
Cheapest Retailer
-
$5,417 AUD
$3,805 USD
B+
Retailer 2
-
$6,114 AUD
£3,382 GBP
View
B+
Retailer 3
-
$6,371 AUD
$4,475 USD
View
Retailer 4
-
$6,449 AUD
View
Price last confirmed 28 days ago
B+
Retailer 5
-
$6,807 AUD
€4,554 EUR
View
B
Retailer 6
-
$10,072 AUD
£5,571 GBP
View
Most Expensive
B
Diamond Quarter
1.19SI1D6488C380N · Oct 31
$12,232 AUD
£6,765 GBP
View
6 more retailers have this diamond
Prices start from $5,417 AUDSave up to $6,815 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
1.19ct Round
$5,417 AUD