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Round|Natural|GIA

1.00ct K I1 Round Natural Diamond

VG • K/I1 • GIA 3415873077

Certificate GIA 3415873077

Diamond specifications and retailer prices

From $2,092 SGD
As of November 4, 2026
Save $3,732 SGD (64%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,824 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and I1 clarity (included), with a very-good cut grade and certified by GIA 3415873077. Listed at 12 retailers as of November 4, 2026, with prices from $2,092 to $5,824, a $3,732 spread on the same certified stone. NZ Jewellers lists it at $5,824. 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

1.00
Carat
K
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.4°
OriginNatural
Grading LabGIA
CertificateGIA 3415873077
Dimensions6.32 × 6.28 × 3.99 mm
L/W Ratio1.01
Top View
6.32 mm6.28 mm1.00 ctK / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 3415873077
Side View
Table 56.0%Crown 36.5°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $5,824 SGD|Low: $2,076 SGD|High: $5,824 SGD|Avg: $3,024 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 6$2,092 SGD
Retailer 5$2,223 SGD
Retailer 7$2,280 SGD
Retailer 9$2,309 SGD
Retailer 10$2,524 SGD
Retailer 12$2,524 SGD
Retailer 8$2,640 SGD
Retailer 11$2,912 SGD
Retailer 3$3,315 SGD
Retailer 2$3,468 SGD
Retailer 4$3,970 SGD
NZ Jewellers$5,824 SGD

24 data points across 12 retailers

12 retailers$2,092 SGD to $5,824 SGD

B+
Cheapest Retailer
-
$2,092 SGD
B
Retailer 2
-
$2,223 SGD
View
B
Retailer 3
-
$2,280 SGD
View
B
Retailer 4
-
$2,309 SGD
View
Retailer 5
-
$2,524 SGD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$2,524 SGD
View
B
Retailer 7
-
$2,640 SGD
View
Retailer 8
-
$2,912 SGD
View
Price last confirmed 60 days ago
B
Retailer 9
-
$2,912 SGD
View
B
Retailer 10
-
$3,468 SGD
View
Retailer 11
-
$5,824 SGD
View
Price last confirmed 57 days ago
Most Expensive
C
NZ Jewellers
747e0698-a5df-4deb-917b-8a5415e50cd7 · Nov 5
$5,824 SGD
$4,560 USD
View
11 more retailers have this diamond
Prices start from $2,092 SGDSave up to $3,732 SGD

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+
1.00ct Round
$2,092 SGD