Round|Natural|GIA

0.98ct J SI1 Round Natural Diamond

GD • J/SI1 • GIA 1236707187

Certificate GIA 1236707187

Diamond specifications and retailer prices

From $1,770 USD
As of November 1, 2026
Save $680 USD (28%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $2,450 USD at Jared · As of November 4, 2026
View at Jared

About this 0.98ct natural round diamond

This 0.98ct natural round sits in the just-under-one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 1236707187. Listed at 5 retailers as of November 1, 2026, with prices from $1,770 to $2,450, a $680 spread on the same certified stone. Jared lists it at $2,450. 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

0.98
Carat
J
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceNone
Crown angle37°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 1236707187
Dimensions6.38 × 6.27 × 3.96 mm
L/W Ratio1.02
Culet sizeMedium
Top View
6.38 mm6.27 mm0.98 ctJ / SI1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 1236707187
Side View
Table 58.0%Crown 37°Girdle: VTN-THNPavilion 42°Culet: MediumDepth 62.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,450 USD|Low: $1,452 USD|High: $2,612 USD|Avg: $2,186 USD
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 18, 2026
Retailer 9$1,452 USD
Retailer 2$1,770 USD
Retailer 8$2,091 USD
Retailer 3$2,240 USD
Retailer 4$2,308 USD
Retailer 6$2,370 USD
Retailer 7$2,370 USD
Jared$2,450 USD
Retailer 5$2,612 USD

3 data points across 9 retailers

5 retailers$1,770 USD to $2,450 USD

B
Cheapest Retailer
-
$1,770 USD
C
Retailer 2
-
$2,240 USD
View
C
Retailer 3
-
$2,370 USD
View
C
Retailer 4
-
$2,370 USD
View
Most Expensive
C
Jared
156284402 · Nov 4
$2,450 USD
View
4 more retailers have this diamond
Prices start from $1,770 USDSave up to $680 USD

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
0.98ct Round
$1,770 USD