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Round|Natural|GIA

0.80ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 1172979194

Certificate GIA 1172979194

Diamond specifications and retailer prices

From $1,138 NZD
As of November 6, 2026
Save $3,650 NZD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,789 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.8ct natural round diamond

This 0.8ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 1172979194. Listed at 19 retailers as of November 5, 2026, with prices from $1,138 to $4,789, a $3,650 spread on the same certified stone. NZ Jewellers lists it at $4,789. 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

0.80
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1172979194
Dimensions5.76 × 5.82 × 3.74 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.76 mm5.82 mm0.80 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1172979194
Side View
Table 56.0%Crown 37.5°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 64.6%

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: Nov 6
Current: $4,789 NZD|Low: $1,138 NZD|High: $4,979 NZD|Avg: $1,961 NZD|-3.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 6$1,138 NZD
Retailer 13$1,138 NZD
Retailer 15$1,370 NZD
Retailer 4$1,409 NZD
Retailer 7$1,528 NZD
Retailer 10$1,573 NZD
Retailer 3$1,587 NZD
Retailer 11$1,629 NZD
Retailer 5$1,694 NZD
Retailer 18$1,711 NZD
Retailer 9$1,715 NZD
Retailer 17$1,722 NZD
Retailer 8$1,743 NZD
Retailer 19$1,763 NZD
Retailer 12$1,813 NZD
Retailer 2$1,971 NZD
Retailer 14$2,257 NZD
Retailer 16$2,793 NZD
NZ Jewellers$4,789 NZD

25 data points across 19 retailers

19 retailers$1,138 NZD to $4,789 NZD

A
Cheapest Retailer
-
$1,138 NZD
A
Retailer 2
-
$1,138 NZD
View
A
Retailer 3
-
$1,370 NZD
View
B+
Retailer 4
-
$1,409 NZD
View
Final sale: no returns
A
Retailer 5
-
$1,528 NZD
View
Retailer 6
-
$1,573 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,587 NZD
View
Retailer 8
-
$1,629 NZD
View
Price last confirmed 10 days ago
B+
Retailer 9
-
$1,694 NZD
View
A
Retailer 10
-
$1,711 NZD
View
A
Retailer 11
-
$1,715 NZD
View
B+
Retailer 12
-
$1,722 NZD
View
A
Retailer 13
-
$1,743 NZD
View
A
Retailer 14
-
$1,763 NZD
View
B+
Retailer 15
-
$1,813 NZD
View
B+
Retailer 16
-
$1,971 NZD
View
B+
Retailer 17
-
$2,257 NZD
View
B
Retailer 18
-
$2,793 NZD
View
Most Expensive
B
NZ Jewellers
19b20a50-6bbc-467b-9f21-0d58d8462261 · Nov 5
$4,789 NZD
$2,692 USD
View
18 more retailers have this diamond
Prices start from $1,138 NZDSave up to $3,650 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.

A
0.80ct Round
$1,138 NZD