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Round|Natural|GIA

1.16ct D SI1 Round Natural Diamond

GD • D/SI1 • GIA 1112966158

Certificate GIA 1112966158

Diamond specifications and retailer prices

From £4,029 GBP
$5,398 USD
As of October 30, 2026
Save £1,576 GBP (28%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £5,605 GBP at 77 Diamonds · As of October 31, 2026
View at 77 Diamonds

About this 1.16ct natural round diamond

This 1.16ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by GIA 1112966158. Listed at 6 retailers as of October 30, 2026, with prices from £4,029 to £5,605, a £1,576 spread on the same certified stone. 77 Diamonds lists it at £5,605. 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

1.16
Carat
D
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1112966158
Dimensions6.89 × 6.93 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeVery Small
Top View
6.89 mm6.93 mm1.16 ctD / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateGIA 1112966158
Side View
Table 62.0%CrownGirdle: VTN-MEDPavilionCulet: Very SmallDepth 57.6%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £5,605 GBP|Low: £3,977 GBP|High: £5,641 GBP|Avg: £4,617 GBP|+1.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 3£4,029 GBP
Retailer 6£4,156 GBP
Retailer 5£4,197 GBP
Retailer 4£4,334 GBP
Retailer 2£5,594 GBP
77 Diamonds£5,605 GBP

29 data points across 6 retailers

6 retailers£4,029 GBP to £5,605 GBP

B
Cheapest Retailer
-
£4,029 GBP
$5,398 USD
B
Retailer 2
-
£4,156 GBP
$5,569 USD
View
B
Retailer 3
-
£4,334 GBP
$5,807 USD
View
B
Retailer 4
-
£4,440 GBP
A$9,153 AUD
View
C
Retailer 5
-
£5,594 GBP
€7,138 EUR
View
Most Expensive
B
77 Diamonds
RBZPWW7SYMP · Oct 31
£5,605 GBP
View
5 more retailers have this diamond
Prices start from £4,029 GBPSave up to £1,576 GBP

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
1.16ct Round
£4,029 GBP