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0.80ct K SI1 Round Lab Grown Diamond

EX • K/SI1 • GIA 1359567870

Certificate GIA 1359567870

Diamond specifications and retailer prices

From $1,036 CAD
As of November 4, 2026
Save $784 CAD (43%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,821 CAD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.8ct lab-grown round diamond

This 0.8ct lab-grown round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1359567870. Listed at 7 retailers as of November 4, 2026, with prices from $1,036 to $1,821, a $784 spread on the same certified stone. 77 Diamonds lists it at $1,821. 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

0.80
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabGIA
CertificateGIA 1359567870
Dimensions5.87 × 5.90 × 3.69 mm
L/W Ratio1.01
Culet sizeNone
Top View
5.87 mm5.90 mm0.80 ctK / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1359567870
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $1,821 CAD|Low: $1,018 CAD|High: $2,258 CAD|Avg: $1,519 CAD|+8.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 5$1,036 CAD
Retailer 3$1,038 CAD
Retailer 4$1,265 CAD
Retailer 7$1,486 CAD
Retailer 6$1,503 CAD
Retailer 2$1,792 CAD
77 Diamonds$1,821 CAD
Retailer 8$1,927 CAD

39 data points across 8 retailers

7 retailers$1,036 CAD to $1,821 CAD

A
Cheapest Retailer
-
$1,036 CAD
A
Retailer 2
-
$1,038 CAD
View
B
Retailer 3
-
$1,265 CAD
View
Retailer 4
-
$1,486 CAD
View
Price last confirmed 10 days ago
B
Retailer 5
-
$1,503 CAD
View
B
Retailer 6
-
$1,792 CAD
View
Most Expensive
B
77 Diamonds
RBCPTPQVVVTA · Nov 6
$1,821 CAD
£1,027 GBP
View
6 more retailers have this diamond
Prices start from $1,036 CADSave up to $784 CAD

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
0.80ct Round
$1,036 CAD